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Tax Attorney in Concord, California
What this page covers
- Federal IRS, U.S. Tax Court, and California FTB / CDTFA / EDD / OTA representation for Concord taxpayers
- John Muir Medical Center Concord (2540 East St) and Kaiser Permanente Concord (1425 South Main St) 1099 physician, locum, and per-diem SE-tax framing
- Iranian-American FBAR, OFAC sanctions screening, IRC §901(j) foreign-tax-credit denial, and Form 8938 PFIC analysis for accounts at Bank Melli, Bank Mellat, and Bank Saderat
- Naval Weapons Station Concord / Concord Reuse Project BRAC redevelopment — §139, §198, §168(k), §1031, and §501(c)(3) base-conversion framework
- BART Concord and North Concord/Martinez commuter residency under R&TC §17014 / §17951 plus §132(f) transit-fringe exclusion, and Phillips 66 Rodeo / Marathon Martinez refinery §401(a) lump-sum / §72(t)(2)(A)(v) planning
Federal IRS and California state tax representation for Concord taxpayers — from the John Muir Medical Center Concord campus on East Street and Kaiser Permanente Concord on South Main Street, the Iranian-American community spanning Concord, Walnut Creek, and Pleasant Hill with FBAR / FATCA / OFAC and IRC §901(j) overlays on Bank Melli, Bank Mellat, and Bank Saderat accounts, the former Naval Weapons Station Concord now mid-conversion as the Concord Reuse Project, the BART commute corridor running through the Concord Station at 1451 Oakland Avenue, the North Concord/Martinez Station at 3700 Port Chicago Highway, and the Pittsburg/Bay Point terminus, the Phillips 66 Rodeo and Marathon Martinez refinery workforce, Mt Diablo Unified School District CalSTRS members, Diablo Valley College adjunct instructors, Concord Pavilion 1099 production and entertainment workers at the 2000 Kirker Pass Road amphitheater, Sun Valley Mall and Todos Santos Plaza retail and restaurant operators, and the residential neighborhoods of Dana Estates, Cowell, Sun Terrace, Crossroads, Holbrook Heights, and the Diamond / Boulevard corridor. Our California Bar-admitted attorneys appear at the IRS Oakland Taxpayer Assistance Center at 1301 Clay Street, the FTB Oakland Field Office at 1515 Clay Street, the CDTFA Oakland Office at 1515 Clay Street, the Contra Costa County Assessment Appeals Board at 1025 Escobar Street in Martinez, and U.S. Tax Court trial sessions at the Phillip Burton Federal Building in San Francisco.
By Parham Khorsandi, Esq. — California Bar #266658. Admitted to practice before the United States Tax Court. Last Reviewed: .
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Concord taxpayers facing IRS collection, FTB assessment, FBAR / OFAC review, or Contra Costa County AAB reassessment
If you live or work in Concord — the residential corridors of Dana Estates, Cowell, Sun Terrace, Crossroads, Holbrook Heights, and the Diamond Boulevard / Galindo Street corridor, the downtown core around Todos Santos Plaza and Salvio Street, the Sun Valley Mall commercial belt at Willow Pass Road and I-680, the John Muir Medical Center Concord campus at 2540 East Street and Kaiser Permanente Concord at 1425 South Main Street, the former Naval Weapons Station Concord and the Concord Reuse Project redevelopment footprint, the BART commuter corridor at the Concord and North Concord/Martinez stations feeding the SF and Oakland tech-corridor, the Phillips 66 Rodeo and Marathon Martinez refinery commuter belt running Highway 4 west to the North Coast refinery corridor, the Mt Diablo Unified School District teacher and Diablo Valley College adjunct community, the Concord Pavilion concert season at 2000 Kirker Pass Road, and the foothills running south to Mt Diablo State Park and Lime Ridge Open Space — you sit at the heart of central Contra Costa County. Concord is the largest city in Contra Costa County at roughly 125,000 residents (with a substantial Latino population, a large Iranian-American community shared with Walnut Creek and Pleasant Hill, and a sizable Filipino community), and the economic mix runs from Bay Area commuter income on BART through the Concord and North Concord stations to the John Muir and Kaiser healthcare workforce, the refinery and PG&E gas-distribution workforce in the North Coast Refinery Corridor, the Mt Diablo Unified School District and Diablo Valley College teaching community, and the Sun Valley Mall and Todos Santos Plaza retail and hospitality economy. Each thread carries its own federal-tax profile. This page walks through what Concord representation looks like in practice.
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Past results do not guarantee future outcomes. Each tax case is unique and turns on individual facts and IRS or FTB discretion.
Why Concord tax matters call for a California-licensed firm
Concord is the largest city in Contra Costa County, with roughly 125,000 residents covering 31 square miles between Mount Diablo to the south and the Carquinez Strait industrial belt to the north. The city sits at the crossroads of Highway 4, Interstate 680, and the BART Yellow Line, with the Concord Station at 1451 Oakland Avenue and the North Concord/Martinez Station at 3700 Port Chicago Highway anchoring the East Bay commute to San Francisco and Oakland. The economy splits across the John Muir Medical Center Concord and Kaiser Permanente Concord healthcare campuses, the Mt Diablo Unified School District teaching workforce, the Diablo Valley College adjunct community in adjacent Pleasant Hill, Bay Area-bound BART commuters working at SF and Oakland tech employers, the Phillips 66 Rodeo and Marathon Martinez refinery and PG&E gas-distribution workforce in the North Coast Refinery Corridor, the Concord Pavilion concert and production crew, the Todos Santos Plaza downtown and Sun Valley Mall retail and hospitality economy, and the former Naval Weapons Station Concord now mid-conversion as the Concord Reuse Project. The city also serves as a hub for one of the largest Iranian-American populations in the United States outside the Westwood enclave in Los Angeles, with concentrations across Concord, Walnut Creek, and Pleasant Hill and significant FBAR, FATCA, OFAC, and IRC §901(j) compliance burdens on residents with family financial ties to Iran.
Victory Tax Lawyers, LLP is a California-licensed tax-law firm. Both managing attorneys — Parham Khorsandi, Cal Bar #266658, and Amir Boroumand, Cal Bar #269570 — are members of the State Bar of California in active standing and admitted to practice before the United States Tax Court. We represent Concord clients directly before the California Franchise Tax Board, CDTFA, EDD, and the California Office of Tax Appeals — no Power-of-Attorney workaround through out-of-state counsel, no referral chain.
On the federal side, U.S. Tax Court bar admission has nationwide reach. A Concord petitioner typically designates San Francisco as the place of trial under Tax Court Rule 140, with sessions held at the Phillip Burton Federal Building at 450 Golden Gate Avenue — about 30 miles west through the Caldecott Tunnel or by BART from the Concord Station with a MacArthur transfer. Sacramento is the secondary California venue and the better calendar choice for some East County cases. The IRS Oakland Taxpayer Assistance Center at 1301 Clay Street (25 miles southwest of Concord), the FTB Oakland Field Office at 1515 Clay Street, the CDTFA Oakland Office at 1515 Clay Street, Suite 303 (the district office covering Contra Costa County), and the Contra Costa County Assessor at 2530 Arnold Drive in Martinez are the day-to-day appearance venues for local administrative work. Concord's federal docket runs through the U.S. District Court for the Northern District of California, Oakland Division, at the Ronald V. Dellums Federal Building, 1301 Clay Street, Oakland. We appear at all of these venues regularly.
The pages that follow set out the practice areas, the venue map, settlement ranges from prior cases, the seven-step engagement process, and 17 FAQs answering what Concord taxpayers actually ask.
Your tax rights as a Concord taxpayer
Federal taxpayer rights sit in the Internal Revenue Code and IRS Publication 1. California layers its own protections through the FTB Taxpayer Bill of Rights at Cal. Rev. & Tax. Code Part 10.7 and parallel rights inside CDTFA and EDD. Concord property owners add Prop 13 base-year and Prop 19 parent-child protections administered through the Contra Costa County Assessor in Martinez.
Right to representation (federal)
Under IRC §7521(b)(2), an IRS examiner or collection officer must suspend an interview when you state you wish to consult an authorized representative. Form 2848 puts a tax attorney between you and the IRS for the rest of the matter — including the field Revenue Officer who shows up at a Todos Santos Plaza restaurant, a Sun Valley Mall in-line retailer, the John Muir Concord physician's office, the Concord Pavilion talent payroll office, or a residential address in Dana Estates, Sun Terrace, or Crossroads.
Right to representation (California)
FTB Form 3520-PIT or 3520-BE appoints counsel before the Franchise Tax Board. CDTFA Form 392 covers sales-and-fuel-tax matters; EDD DE 48 covers payroll. Once on file, every notice routes to your attorney rather than your Concord address along Clayton Road, Willow Pass, Salvio, Galindo, or Diamond.
Right to Collection Due Process
A Notice of Federal Tax Lien (IRC §6320) or Final Notice of Intent to Levy (IRC §6330) opens a 30-day window to request a CDP hearing on Form 12153. A timely CDP request pauses federal collection and preserves Tax Court review — important on small-business operating accounts on Salvio and Todos Santos, dental and medical practice levies along Concord Avenue, Concord Pavilion talent-payroll levies, and John Muir / Kaiser 1099 wage assignments.
Right to U.S. Tax Court review
A Notice of Deficiency triggers a 90-day petition window under IRC §6213(a). Concord petitioners commonly designate San Francisco as the place of trial, with sessions held at the Phillip Burton Federal Building at 450 Golden Gate Avenue. Sacramento is the alternative where docket timing or witness logistics call for it.
Right to an FTB protest and OTA appeal
A Notice of Proposed Assessment from the FTB carries a 60-day protest window under Cal. Rev. & Tax. Code §19041. The Notice of Action that follows opens a 30-day appeal to the California Office of Tax Appeals under §19045. The OTA hears the matter as an independent tribunal — no longer the Board of Equalization — with hearing rooms in Sacramento and San Francisco; either is convenient to Concord by car or BART.
Right to a federal OIC
Under IRC §7122, the IRS may accept less than the full liability where doubt as to collectibility, doubt as to liability, or effective tax administration justifies settlement. Filed on Form 656 with Form 433-A(OIC) or 433-B(OIC). The Reasonable Collection Potential math treats Concord single-family equity in Dana Estates, Sun Terrace, and the Diamond Boulevard corridor differently from coastal patterns — the John Muir / Kaiser 1099 swing, refinery lump-sum positions, BART-commuter dual-W-2 households, and the Concord Reuse Project property-tax overhang all bear on the analysis.
Right to a California OIC
FTB compromise authority sits at Cal. Rev. & Tax. Code §19443. CDTFA runs a parallel offer program under §6832. EDD compromise sits at Cal. Unemp. Ins. Code §1735 and adjoining sections.
Right to a Collection Statute (federal 10 vs. California 20)
IRC §6502 gives the IRS 10 years from assessment to collect. The California parallel under Cal. Rev. & Tax. Code §19255 runs 20 years — double the federal tail. Pull both transcripts before negotiating any Concord resolution.
How Victory Tax Lawyers helps Concord taxpayers
Federal & California Offer in Compromise
We file federal Form 656 with Form 433-A(OIC) under IRC §7122, and FTB Form 4905 PIT or BE with the parallel California financial under Cal. Rev. & Tax. Code §19443. The two reviews run on different Reasonable Collection Potential math. Concord single-family equity in Dana Estates, Sun Terrace, Cowell, Crossroads, and Holbrook Heights, John Muir Concord and Kaiser Concord 1099 physician income, refinery W-2 positions and post-separation lump-sum balances, Concord Pavilion 1099 production income, and Mt Diablo Unified School District CalSTRS streams all need correct valuation before either filing.
Installment Agreements (IRS & FTB)
Streamlined IRS IAs under $50,000, Non-Streamlined IAs above with Form 433-F disclosure, and Partial Pay IAs under IRC §6159 running through the CSED. FTB parallel plans under Form 3567; CDTFA and EDD have their own structures. Refinery shift-pattern overtime that swings between calm years and turnaround years, John Muir locum and per-diem 1099-NEC volatility, Concord Pavilion seasonal-tour 1099 income, and SF / Oakland tech-employer RSU underwithholding all need a structure that survives Bay Area income volatility.
FBAR, Form 8938, and OFAC compliance for Iranian-American clients
Filing back-year FBAR FinCEN 114 and Form 8938 for accounts at Bank Melli, Bank Mellat, Bank Saderat, Bank Pasargad, and other Iranian financial institutions. Streamlined Filing Compliance Procedures (Domestic or Foreign) for non-willful Iranian-American non-filers. Voluntary Disclosure Practice (Form 14457) where willfulness analysis points the other direction. OFAC general-license analysis under 31 CFR Part 560 for inheritance, family-support remittance, and asset-liquidation transactions. SDN List screening before any Iranian transaction. Coordination with the §901(j) denial of foreign-tax credit and Form 8621 PFIC analysis on Iranian mutual funds.
Lien release and withdrawal
A federal NFTL under IRC §6321 and FTB State Tax Liens under Cal. Gov. Code §7170 attach to Concord real property and record with the Contra Costa County Recorder. We pursue release after payment, certificate of discharge for sale or refinance, subordination on home refis and small-business refis, and lien withdrawal under Fresh Start for IAs under $25,000.
Levy release (IRS, FTB, EDD)
Federal wage and bank levies under IRC §6331 stop with CNC, an accepted IA, OIC processing, or a timely CDP. FTB Earnings Withholding Orders under Cal. Rev. & Tax. Code §18670 and bank levies under §18670.5 release under analogous resolutions. Federal bank levies hold 21 days; FTB holds 10 business days — the shorter California window makes timing decisive on refinery and John Muir direct-deposit accounts, small-business operating accounts on Todos Santos and Salvio, and 1099 talent-payroll accounts.
Audit and exam defense
IRS correspondence, office, and field audits handled at the Oakland TAC and beyond. FTB residency audits under Cal. Rev. & Tax. Code §17014 on Concord departures to Houston, Austin, Las Vegas, Henderson, Phoenix, Scottsdale, and Boise. CDTFA sales-tax audits on Todos Santos Plaza, Salvio Street, Sun Valley Mall, Willow Pass, and Clayton Road retailers handled out of the CDTFA Oakland Office. EDD AB 5 audits on tour-production crew misclassification at the Concord Pavilion, construction subcontractors, and gig-economy delivery operators.
Twelve tax issues we handle for Concord clients
Federal and California state practice areas framed for matters that come through the door from the John Muir Medical Center Concord campus, the Kaiser Permanente Concord campus, the Iranian-American community across Concord, Walnut Creek, and Pleasant Hill, the Concord Reuse Project redevelopment area, the BART commuter corridor, the refinery workforce in Rodeo and Martinez, and the residential neighborhoods of Dana Estates, Sun Terrace, Cowell, Crossroads, and Holbrook Heights.
John Muir Concord & Kaiser Concord 1099 physician
Locum tenens, per-diem, and contract physicians at John Muir Medical Center Concord (2540 East Street, ~485 beds) and Kaiser Permanente Concord (1425 South Main Street) receive 1099-NEC compensation often running $300,000 to $500,000 annually. Quarterly Form 1040-ES estimates lapse, self-employment tax under IRC §1401 bites, and the FTB layers on California sourcing under R&TC §17951. Solo 401(k), SEP-IRA, defined-benefit cash-balance plans, and S-corp election under §1362 are the planning levers.
Iranian-American FBAR, §901(j), & OFAC sanctions
Concord-Walnut Creek-Pleasant Hill hosts one of the largest US Iranian-American communities outside Westwood. Accounts at Bank Melli, Bank Mellat, Bank Saderat, and Bank Pasargad trigger FBAR FinCEN 114 (over $10,000 aggregate), Form 8938 (over $50,000 / $100,000), and IRC §901(j) denial of foreign-tax credit on Iranian-source taxes. OFAC Iranian Transactions Regulations at 31 CFR Part 560 govern transfers; SDN List screening is mandatory. Streamlined Filing Compliance Procedures or Voluntary Disclosure Practice (Form 14457) clear the back-year non-filing exposure.
Naval Weapons Station / Concord Reuse Project
The 5,170-acre former Naval Weapons Station Concord closed under the 2005 BRAC round (operational close 2007, final disestablishment 2013) and is mid-transfer to the City of Concord as the Concord Reuse Project. IRC §139 base-conversion exclusion, IRC §198 brownfield-remediation expensing, IRC §168(k) bonus depreciation on new construction, IRC §1031 like-kind exchanges for adjacent landowners, and IRC §501(c)(3) treatment for non-profit conveyances all play roles in the redevelopment tax framework, layered over CERCLA cost-recovery against the Navy and 40 USC §550 Public Benefit Conveyance treatment.
BART commuter residency & §132(f) transit-fringe
Tens of thousands of Concord residents commute to SF and Oakland tech, finance, and government employers via the Concord and North Concord/Martinez BART stations. R&TC §17014 treats the Concord domiciliary as a California resident on global income. The federal IRC §132(f) transit-fringe pre-tax exclusion allows up to $315 per month (2024, indexed) for employer-provided BART benefits and qualified-parking expenses at BART garages. The pre-tax structure must run through the employer's payroll.
Phillips 66 Rodeo & Marathon Martinez refinery §401(a)
Phillips 66 Rodeo is in the middle of the Rodeo Renewed conversion to renewable-fuels production, and Marathon acquired the Martinez refinery from Andeavor in 2018 and announced the renewable-fuels conversion in 2020. The §72(t) early-withdrawal additional tax, the §72(t)(2)(A)(v) separation-at-55 exception, the §402(c) 60-day rollover window, the §3405(c) mandatory 20 percent withholding, and the §402(e)(4) Net Unrealized Appreciation election on employer stock are the levers we work for Concord-resident refinery employees.
Mt Diablo Unified CalSTRS & Diablo Valley adjunct §403(b)
Mt Diablo Unified School District teachers participate in CalSTRS; the Defined Benefit pension is reported on Form 1099-R and taxed under IRC §72. §403(b) tax-sheltered annuity contributions reduce taxable income up to the §402(g) limit ($23,000 for 2024) plus the §414(v) age-50 catch-up. Diablo Valley College adjuncts at 321 Golf Club Road, Pleasant Hill, on 1099 contracts face the §117(c) tuition-reduction exclusion exception, the SE tax under §1401, and the Windfall Elimination Provision on dual-Social-Security-and-pension retirement.
Concord Pavilion & Live Nation 1099 production
The Concord Pavilion at 2000 Kirker Pass Road draws major touring acts each summer through Live Nation. Production crew, IATSE Local 16 and 107 stagehands, lighting and sound contractors, hospitality and security contractors, and 1099 talent receive Form 1099-NEC. Schedule C captures the income; IRC §181 production-cost expensing or §168(k) film bonus depreciation applies where qualified; SE tax under §1401 stacks; the §199A SSTB rules and performing-artist phase-out cap the QBI deduction for higher-earning talent.
Sun Valley Mall & Todos Santos retail CDTFA audits
Sales-tax audits on Sun Valley Mall anchors and in-line tenants, Todos Santos Plaza restaurants and bars, Salvio Street and Galindo retail, Clayton Road and Willow Pass commercial, and the Concord Avenue medical-and-professional corridor run out of the CDTFA Oakland Office. Test-period and mark-up methodologies under R&TC §6481 apply. CDTFA dual-determinations under §6829 reach corporate officers personally for unremitted sales tax.
FTB R&TC §17014 departing-resident audits
Concord is a frequent origin point for California out-migration to Texas, Nevada, Arizona, Washington, and Idaho — particularly among John Muir / Kaiser healthcare professionals, refinery transferees, and remote-tech employees of SF and Oakland employers. The nine-factor closer-connection test from Appeal of Bragg (2003-SBE-002) and the Appeal of Bindley (2018-OTA-179P) sourcing analysis frame the audit. We build the record before the move and defend the audit when it lands.
SF / Oakland tech-employer RSU, ESPP §423
Concord residents commuting via BART to Salesforce, Stripe, Pinterest, Lyft, Cisco, Oracle, and other SF / Oakland / Peninsula tech employers receive W-2 wages plus RSU vests plus §423 ESPP shares. The 22 percent supplemental withholding under IRC §3402(g) undershoots the combined California ceiling — the 13.3 percent state addition alone bridges the gap. Multi-year IAs under §6159 absorb the resulting balances; AMT under §55 on pre-IPO ISO exercises generates separate exposure.
Trust Fund Recovery Penalty (restaurant, contractor)
Under IRC §6672, the IRS reaches owners of Concord LLCs and S-corps for unpaid payroll trust funds after Form 4180 interviews. EDD asserts the parallel state piece under Cal. Unemp. Ins. Code §1735. Common with restaurant operators on Todos Santos and Salvio, dental and medical practices on Concord Avenue, retail on Clayton Road and Willow Pass, and construction subcontractors. The criminal companion at IRC §7202 attaches to willful failures.
Unreported cash income §7201 (restaurant, salon, cash trades)
Unreported cash income carries the highest criminal-tax risk in the Code. IRC §7201 tax evasion is a five-year-maximum felony with up to $100,000 in fines (or $500,000 for a corporation). IRS Criminal Investigation works the bank-deposits and net-worth methods against Concord restaurant and bar owners on Todos Santos and Salvio, salon and barber operators along Clayton Road, marijuana-adjacent operators, and cash-trade contractors. Voluntary disclosure under the IRS’s updated Voluntary Disclosure Practice (Form 14457) avoids prosecution where timely, complete, and accurate; the §6663 civil fraud penalty (75 percent of the underpayment) still attaches but criminal exposure largely clears.
Nine common causes of tax debt in Concord
1. John Muir / Kaiser 1099 quarterly-estimate shortfall
Locum tenens physicians, per-diem specialists, and contract clinicians at John Muir Concord and Kaiser Concord underestimate quarterly Form 1040-ES. SE tax under IRC §1401 plus federal income tax plus California income tax stack rapidly on contract physician compensation that often runs $300,000 to $500,000. The §6654 estimated-tax penalty compounds.
2. Iranian-American FBAR & Form 8938 non-filing
Multi-year non-filing of Form FinCEN 114 (FBAR) and Form 8938 on accounts at Bank Melli, Bank Mellat, Bank Saderat, and Bank Pasargad creates §6038D Form 8938 penalties up to $10,000 per failure plus continuation penalties up to $50,000, and FBAR penalties under 31 USC §5321 up to the greater of $100,000 or 50 percent of the account balance for willful violations. The Streamlined Filing Compliance Procedures clear the back-year exposure for non-willful filers.
3. SF / Oakland tech-employer RSU underwithholding
Federal employers withhold tax on RSU vests at the flat 22 percent supplemental rate. Senior Concord-resident BART commuters at Salesforce, Stripe, Pinterest, Lyft, Cisco, Oracle, and other tech employers in top brackets owe an additional 15 to 20 percent in April, and prior-year balances roll into multi-year IAs.
4. Refinery lump-sum & §72(t) early-withdrawal mistakes
Phillips 66 Rodeo and Marathon Martinez refinery separations produce six-figure §401(a) lump-sum distributions. Missing the §72(t)(2)(A)(v) separation-at-55 exception, missing the 60-day §402(c) rollover, or taking the cash and triggering the 20 percent §3405(c) withholding plus the §72(t) 10 percent additional tax routinely creates multi-year balances for Concord-resident refinery employees.
5. Concord Pavilion 1099 production-crew underwithholding
Seasonal touring and concert production through Live Nation at the Concord Pavilion generates 1099-NEC income with no withholding. The SE tax under §1401 plus federal income tax plus California §17951 source-of-income rules on California-performance compensation stack quickly. Federal §6654 estimated-tax penalties accrue across the off-season.
6. FTB residency audit after post-2020 exit
Senior healthcare professionals, refinery transferees, and remote-tech employees relocating from Concord to Houston, Austin, Las Vegas, Henderson, Phoenix, Scottsdale, Seattle, and Boise often retain a Dana Estates, Sun Terrace, or Crossroads residence — all factors the FTB weighs to assert continuing California domicile under §17014. The Bragg nine-factor test does the work.
7. Prop 13 / Prop 19 reassessment after family transfer
Long-held Concord homes in Dana Estates, Sun Terrace, and the Holbrook Heights area carry deep Prop 13 base-year savings. Transfers to adult children after the February 16, 2021 Prop 19 effective date trigger reassessment on second homes and investment property under Cal. Const. Art. XIIIA §2. A petition to the Contra Costa County Assessment Appeals Board at 1025 Escobar Street defers the dispute while the Assessor at 2530 Arnold Drive completes the analysis.
8. ERC clawback exposure
Employee Retention Credit claims filed by promoter mills for Concord medical practices, restaurants, retail boutiques, salons, and small-business operators are being clawed back through CP207 and CP207L letters under the IRS Voluntary Disclosure Program and follow-on audits.
9. Unreported cash income & §7201 exposure
Cash sidework, undeposited 1099 cash, restaurant and bar skim on Todos Santos and Salvio, salon and barber underreporting along Clayton Road, and Form 1099-K omissions across the Concord service economy generate IRS notices that escalate from civil §6663 fraud penalties to criminal §7201 evasion exposure when the unreported amount and pattern of conduct meet IRS Criminal Investigation thresholds.
Who is on the hook: eight Concord liability scenarios
Joint filers (community-property state)
California is a community-property state under Cal. Fam. Code §760. Joint federal returns create joint-and-several liability under IRC §6013(d)(3). One Concord spouse can be pursued for the entire balance — even post-divorce — subject to Innocent Spouse Relief under IRC §6015 and R&TC §18533.
Divorce and tax allocation at the Contra Costa Superior Court
The Contra Costa County Superior Court family-law division handles county dissolutions out of the Spinetta Family Law Center at 751 Pine Street, Martinez. Allocation of joint federal liability, RSU treatment as community property, refinery-lump-sum division, and stock-option division under Marriage of Hug all bear on the tax case. The Wakefield Taylor Courthouse at 725 Court Street, Martinez handles general civil. We coordinate with family-law counsel.
Responsible persons for payroll trust funds
TFRP under IRC §6672 reaches anyone with check-signing authority who willfully failed to pay over withheld taxes. IRC §7202 criminal exposure attaches to willful failure to collect or pay over — Concord restaurant, dental, contractor, salon, and small-business operators draw this risk. EDD’s state TFRP analog is at UIC §1735.
CDTFA dual-determinations
CDTFA can issue personal dual-determinations against corporate officers, directors, and LLC members for unremitted sales tax under Cal. Rev. & Tax. Code §6829. Common with Sun Valley Mall, Todos Santos, Salvio, Clayton, and Willow Pass retail groups, restaurants, salons, and auto dealerships.
FTB suspended-entity exposure
A Concord LLC suspended by FTB under R&TC §23301 loses its right to contract or defend in California courts. Officers signing on behalf may incur personal exposure. Common with single-member medical-practice LLCs, contractor LLCs, and small retail LLCs that miss the $800 minimum franchise tax during downcycles. Revive via Form 3557 once compliance is current.
Transferee liability (Prop 19, family transfers)
IRC §6901 reaches transferees where the transfer rendered the transferor insolvent and tax debt remains. Common with Prop 19 parent-child transfers of Concord real estate since the February 16, 2021 Prop 19 effective date. The post-2021 limit on the parent-child exclusion to primary residences pulled most second-home and investment-property transfers into reassessment territory at the Contra Costa County Assessor.
Successor business liability
Asset purchases continuing a seller’s Concord operation can carry CDTFA successor liability under R&TC §6811-6814 and EDD successor liability under UIC §1731. Buyers protect with CDTFA clearance letters before close — especially on Sun Valley Mall and Clayton Road dealership acquisitions, Todos Santos restaurant acquisitions, and medical-practice acquisitions on Concord Avenue.
Estate, decedent returns & OFAC inheritance
California has no state estate tax, but federal estate-tax planning under §2010 (unified credit), the §6166 estate-tax installment plan for closely-held businesses, the QTIP election under §2056(b)(7), and the stepped-up basis at death under §1014 are the central planning levers. For Iranian-American Concord families, foreign inheritance from a parent or relative in Iran triggers Form 3520 reporting (over $100,000) and OFAC general-license analysis under 31 CFR §560.543. The decedent’s final 1040, the estate’s 1041, and personal liability under 31 USC §3713(b) for premature distributions all attach to the executor.
What resolution can look like in Concord
Debt reduced
An accepted federal OIC settles the IRS liability for less than the full amount. A parallel FTB §19443 compromise can settle the California side. Partial Pay IAs cap recovery at what you can pay through the federal CSED or the FTB 20-year statute. Currently Not Collectible status freezes federal collection during refinery shutdowns, healthcare-contract gaps, post-tour off-seasons, and family transitions.
Penalties abated
Federal First-Time Penalty Abatement removes failure-to-file and failure-to-pay penalties for a clean compliance year. Reasonable-cause requests address the 2020 SCU Lightning Complex that crossed Mt Diablo State Park, COVID-era healthcare and refinery disruption, the 2017 Atlas Fire smoke impact, and serious illness. FTB waivers under §19131 and §19132 follow parallel principles. FBAR penalties for non-willful Iranian-American non-filers abate through the Streamlined Filing Compliance Procedures.
Liens and levies released
A federal NFTL recorded with the Contra Costa County Recorder withdraws once a streamlined IA is in place under Fresh Start. FTB State Tax Liens release on payment, compromise, or release-for-cause. Wage and bank levies stop when the matter moves to CNC, IA, or OIC processing.
Outcomes vary. Past results do not guarantee future outcomes. Each tax case is unique.
Settlement ranges from the firm’s case files
The following ranges come from Victory Tax Lawyers cases over the past several years and contribute to the firm’s $100M+ aggregate tax-relief figure. Names and identifying facts are removed for confidentiality.
| Matter type | Original liability | Resolution | Approximate result |
|---|---|---|---|
| Installment Agreement | $138,296 | IRC §6159 streamlined IA | $25/month accepted |
| Partial Pay IA | $126,489 | IRC §6159 PPIA through CSED | $50/month accepted |
| Installment Agreement | $128,206 | IRC §6159 streamlined IA | $25/month accepted |
| Partial Pay IA | $116,451 | IRC §6159 PPIA through CSED | $50/month accepted |
| Installment Agreement | $152,296 | IRC §6159 streamlined IA | $25/month accepted |
Past results do not guarantee future outcomes. Each tax case is unique and turns on facts, asset position, monthly disposable income, IRS Allowable Living Expense tables, FTB equivalent standards, and the discretion of the assigned Revenue Officer, Settlement Officer, or FTB compromise reviewer. Acceptance rates for federal Offer in Compromise vary widely — the IRS reported a nationwide acceptance rate of roughly 30 to 40 percent in recent years.
Why work with a California-licensed firm on a Concord tax matter
A Concord tax matter rarely sits in one forum. A federal RSU underwithholding bill at a SF tech employer triggers a parallel California assessment within four years through the federal-state information-exchange agreement. An EDD AB 5 audit on a Concord Pavilion production-crew misclassification runs alongside an IRS CP2000 for the same 1099 income. An FBAR FinCEN 114 non-filing on Bank Melli or Bank Mellat accounts opens parallel Form 8938 §6038D exposure on the income-tax return and OFAC SDN-screening questions on any future transactions. An FTB residency audit on a refinery transferee who relocated to Houston pulls in Contra Costa County property records from the Assessor and Recorder. A §1031 exchange into a Concord Reuse Project parcel combines federal cost-segregation acceleration with CERCLA cost-recovery and §198 brownfield mechanics. These matters do not stay in their lanes.
Victory Tax Lawyers is admitted in California, headquartered in Los Angeles, and built around this overlap. Parham Khorsandi (Cal Bar #266658) and Amir Boroumand (Cal Bar #269570) appear directly before the FTB, CDTFA, EDD, and OTA, and on the federal side before the IRS and the U.S. Tax Court. The same attorneys handle the whole engagement — no Form 2848 workaround, no referral chain through out-of-state counsel.
California Rule of Professional Conduct 7.1 governs lawyer advertising in the state. No superlatives without verifiable substantiation, no specific dollar guarantees, no testimonials without disclaimers. The firm operates under those rules natively. This page does not promise outcomes, does not promote dollar averages, and does not list testimonials without context.
If your case is purely federal — an IRS audit, a Tax Court petition with San Francisco place of trial, an Offer in Compromise — we handle it under Tax Court bar admission, Circular 230, and a Form 2848 Power of Attorney. The California-licensed difference shows up when the state side appears, which it usually does in Concord.
The seven steps of a VTL tax-resolution engagement
Free consultation
A 30-minute call with an attorney to outline the facts, the IRS or FTB notices received, and realistic resolution options.
Engagement letter
A written attorney-client agreement defines scope, fee, and authority. California-bar privilege and federal common-law privilege both attach.
Federal & state PoA
Form 2848 filed with the IRS, FTB Form 3520, CDTFA Form 392, or EDD DE 48 filed with the relevant California agency. Notices route to counsel.
Transcript investigation
IRS Account Transcripts, Wage-and-Income Transcripts, and Record of Account pulled across all open years. FTB MyFTB, CDTFA, and EDD records pulled. Federal CSED and California 20-year statute dates verified.
Strategy memo
A written analysis recommending federal OIC, IA, CNC, audit response, CDP, or Tax Court petition with the FTB, CDTFA, or EDD parallel strategy where applicable.
Resolution filed
Federal Forms 656, 433-A, 9423, 12153, or Tax Court Petition. State FTB Form 4905, CDTFA offer, or EDD compromise. Negotiations with Revenue Officers, Settlement Officers, Appeals Officers, FTB analysts, CDTFA supervisors, and OTA hearings handled directly.
Compliance close-out
Post-resolution monitoring: quarterly estimates, return filings, and protection against IA default. The case is done when the new pattern is stable, not when the offer is accepted.
Collection statute warning — the California 20-year tail
Under IRC §6502(a), the IRS has ten years from the date of assessment to collect. After the federal Collection Statute Expiration Date, the debt becomes uncollectible by operation of law. Tolling events extend the federal CSED: a pending OIC (extends by OIC pendency plus 30 days), bankruptcy (extends by stay plus six months), Collection Due Process hearings, Innocent Spouse claims, and continuous absence from the United States for six months or more.
The California side is the opposite of forgiving. Under Cal. Rev. & Tax. Code §19255, the FTB has 20 years from the latest of assessment, due date, or final return filing to collect — double the federal CSED. CDTFA collection runs 10 years under §6711 with similar tolling. EDD operates under its own collection window in the Unemployment Insurance Code.
A federal Concord balance assessed in 2016 may approach CSED expiration in 2026, while the FTB equivalent continues to be collectible until 2036. Submitting a federal OIC restarts the federal clock. Sometimes a Partial Pay IA that runs out the federal statute is the better federal play, paired with a separate FTB compromise to address the longer state tail. The two strategies are decided together.
Concord venue: federal and state tax forums
A Concord tax matter may proceed in any of several federal or state forums depending on the type of liability. Below are the offices, courthouses, and agencies serving the city.
U.S. Tax Court — San Francisco trial sessions
The United States Tax Court holds Northern California trial sessions at the Phillip Burton Federal Building and U.S. Courthouse, 450 Golden Gate Avenue, San Francisco CA 94102 — about 30 miles west of Concord through the Caldecott Tunnel or by BART. A Concord petitioner designates “San Francisco, California” as the place of trial on the petition under Tax Court Rule 140. Sacramento is the secondary California venue and sits 70 miles northeast on Highway 4 and I-5.
IRS Oakland Taxpayer Assistance Center
The IRS operates a TAC at the Ronald V. Dellums Federal Building, 1301 Clay Street, Suite 160S, Oakland CA 94612 — 25 miles southwest of Concord via Highway 24 and the Caldecott Tunnel, or by BART out of the Concord Station. Appointments through apps.irs.gov/app/office-locator or 844-545-5640. For most resolution work, in-person visits are not required — we represent clients by Form 2848 PoA and route notices directly to counsel.
U.S. District Court — NDCA, Oakland Division
Federal refund suits and criminal-tax cases proceed in the U.S. District Court for the Northern District of California, Oakland Division, at the Ronald V. Dellums Federal Building, 1301 Clay Street, Oakland CA 94612, Suite 400 S — the closest federal courthouse to Concord. The San Francisco Division at 450 Golden Gate Avenue is the alternative. Appellate review goes to the Ninth Circuit at 95 Seventh Street in San Francisco.
FTB Oakland Field Office (1515 Clay Street)
The California Franchise Tax Board Oakland Field Office at 1515 Clay Street, Suite 305, Oakland CA 94612 is the home FTB office for Concord residents and businesses: residency audits under R&TC §17014, Notice of Proposed Assessment protests under §19041, FTB Settlement Bureau review under §19443, and walk-in services for individual taxpayers. Phone (510) 622-4693.
CDTFA Oakland Office (1515 Clay Street, Suite 303)
The California Department of Tax and Fee Administration Oakland District Office at 1515 Clay Street, Suite 303, Oakland CA 94612-1432, phone (510) 906-1581, covers Contra Costa County, Alameda County, Marin County, Napa County, San Francisco, and Sonoma County. Petitions for Redetermination, appeals conferences, and offer reviews for sales-tax, fuel-tax, and IFTA work covering Concord taxpayers route through this office.
Contra Costa County Superior Court
State-tax civil collection actions, divorce-tax allocation, and probate-tax matters proceed at the Contra Costa County Superior Court. The Wakefield Taylor Courthouse at 725 Court Street, Martinez CA 94553 handles general civil; the A.F. Bray Courthouse at 1020 Ward Street, Martinez handles criminal; the Spinetta Family Law Center at 751 Pine Street, Martinez handles family law. R&TC §19382 / §19385 refund suits are filed here.
Contra Costa County Assessor (2530 Arnold Dr, Martinez)
The Contra Costa County Assessor at 2530 Arnold Drive, Suite 100, Martinez CA 94553 administers Prop 13 base-year values, Prop 19 parent-child transfers, supplemental assessments, and the property roll. Phone (925) 313-7400.
Contra Costa County AAB (1025 Escobar St, Martinez)
The Contra Costa County Assessment Appeals Board hears reassessment petitions under R&TC §1603-1611. The Clerk of the Board sits at 1025 Escobar Street, 1st Floor, Martinez CA 94553. Phone (925) 655-2008. Contra Costa County uses the September 15 filing window for the regular roll — verify your applicable window before filing.
Contra Costa County Treasurer-Tax Collector
The Contra Costa County Treasurer-Tax Collector at 625 Court Street, Room 100, Martinez CA 94553 handles property-tax billing and collection across the county. Property-tax delinquencies on Dana Estates, Sun Terrace, Cowell, Holbrook Heights, and Crossroads parcels proceed through this office, with default-and-sale procedure under R&TC §3691 et seq.
California Office of Tax Appeals (Sacramento & SF hearing rooms)
The California Office of Tax Appeals is headquartered at 400 R Street in Sacramento with a Northern California hearing room at 455 Golden Gate Avenue in San Francisco. OTA petitions follow a 30-day window from an FTB or CDTFA Notice of Action under R&TC §19045 / §19324. Concord petitioners draw either Sacramento or San Francisco — both are reachable by BART or car.
California Court of Appeal, 1st District
Appeals from Contra Costa County Superior Court go to the California Court of Appeal, First Appellate District, at 350 McAllister Street, San Francisco CA 94102 — the appellate division serving Contra Costa, Alameda, San Francisco, Marin, San Mateo, Sonoma, Napa, Solano, Lake, Mendocino, Humboldt, and Del Norte counties.
City of Concord — business license & UUT
The City of Concord administers the business-license tax from City Hall at 1950 Parkside Drive, Concord CA 94519. Retail, restaurant, medical, professional, and service operators along Todos Santos Plaza, Salvio Street, Galindo, Willow Pass, Clayton Road, Diamond Boulevard, and the Sun Valley Mall corridor need current licenses on file. Past-due city business taxes can become a lien on the underlying real property under Cal. Gov. Code §38773.
Request a free consultation with a Concord tax attorney
A 30-minute call with an attorney costs nothing. Bring your most recent IRS notice, last filed federal and California returns, any FTB or CDTFA or EDD correspondence, any FBAR or Form 8938 history if you hold accounts at Iranian financial institutions, and — if you work at John Muir Concord, Kaiser Concord, the Phillips 66 Rodeo or Marathon Martinez refineries, BART-commute to a SF or Oakland tech employer, run a small business on Todos Santos or Sun Valley Mall, work the Concord Pavilion concert season, or have a pending move to Texas, Nevada, Arizona, Washington, or Idaho — your most recent W-2, 1099, K-1, Schedule E, or Schedule C. We will tell you which resolution options fit your facts on both sides before you sign anything.
Principal office: 1100 S. Robertson Boulevard, Los Angeles, CA 90035. Statewide California service including Concord and all of Contra Costa County.
Frequently asked questions — Concord
Author & reviewer
Written by Parham Khorsandi, Esq.
Managing Attorney · California Bar #266658 · Admitted to the United States Tax Court · Pepperdine Caruso School of Law, JD 2009
Parham Khorsandi is the managing attorney of Victory Tax Lawyers, LLP, headquartered at 1100 S. Robertson Boulevard in Los Angeles. His practice covers federal and California tax controversy across the state, including Concord matters: John Muir Medical Center Concord and Kaiser Permanente Concord 1099 physician and per-diem representation; Iranian-American FBAR, FATCA Form 8938, OFAC Iranian Transactions Regulations, IRC §901(j) denial of foreign-tax credit, and Streamlined Filing Compliance Procedures work for Concord-Walnut Creek-Pleasant Hill clients with accounts at Bank Melli, Bank Mellat, Bank Saderat, and Bank Pasargad; Naval Weapons Station Concord / Concord Reuse Project base-conversion tax framework (IRC §139, §198, §168(k), §1031, §501(c)(3)); BART commuter residency under R&TC §17014 / §17951 and §132(f) transit-fringe analysis; Phillips 66 Rodeo and Marathon Martinez refinery worker §401(a) lump-sum and §72(t)(2)(A)(v) planning; Mt Diablo Unified School District CalSTRS and Diablo Valley College adjunct §403(b) representation; Concord Pavilion / Live Nation 1099 production and entertainment work; Sun Valley Mall and Todos Santos Plaza CDTFA sales-tax audits; FTB R&TC §17014 residency-audit defense for Concord families relocating to Texas, Nevada, Arizona, Washington, and Idaho; and U.S. Tax Court petitions designated to the San Francisco trial city.
Last Reviewed:
Reviewed by Amir Boroumand, Esq.
Managing Attorney · California Bar #269570
Reviewed for accuracy of California statutory citations (R&TC, UIC, Government Code), federal Internal Revenue Code citations, OFAC Iranian Transactions Regulations (31 CFR Part 560) references, named California entities (FTB Oakland, CDTFA Oakland, OTA, Contra Costa County AAB), and consistency with California Rule of Professional Conduct 7.1 on lawyer advertising. Dual-attorney review is the firm’s standard for geographic-practice content.
Attorney Advertising. Victory Tax Lawyers, LLP is a California-licensed law firm with its principal office at 1100 S. Robertson Boulevard, Los Angeles, CA 90035. Information on this page is general in nature, may not reflect the most recent legal developments, and does not create an attorney-client relationship. This page is not legal advice. Federal and California tax outcomes depend on individual facts and the discretion of the Internal Revenue Service, the Franchise Tax Board, the California Department of Tax and Fee Administration, the Employment Development Department, or the relevant tribunal. Past results do not guarantee future outcomes; each tax matter is unique.
IRS Circular 230 Disclosure. To ensure compliance with requirements imposed by the IRS, any U.S. federal tax advice contained on this page is not intended or written to be used, and cannot be used, for the purpose of (i) avoiding penalties under the Internal Revenue Code or (ii) promoting, marketing, or recommending to another party any transaction or matter addressed herein.
California-specific note. VTL attorneys are members of the State Bar of California in active standing. California state-tax matters (FTB, CDTFA, EDD, OTA) and federal IRS / U.S. Tax Court matters are handled directly by the firm. Iranian-American FBAR / Form 8938 / OFAC §901(j) representation, Naval Weapons Station Concord / Concord Reuse Project base-conversion tax framework matters, Phillips 66 Rodeo and Marathon Martinez §401(a) and §72(t) work, BART commuter residency analysis, and Concord Pavilion 1099 production representation each require accurate underlying documentation. OFAC sanctions analysis is highly fact-dependent and may require a specific OFAC license — consult counsel before any transaction with an Iranian financial institution or Iranian person. Consult a licensed attorney about your specific situation before acting on any content on this page. The State Bar of California Rule of Professional Conduct 7.1 requires that lawyer communications not be false or misleading; this page strives to comply and does not promise specific outcomes.
Related VTL practice areas
Offer in Compromise
IRC §7122 settlement
Installment Agreement
IRC §6159 payment plan
Tax Lien
IRC §6321 release
Tax Levy
IRC §6331 release
Audit Representation
IRS exam defense
Penalty Abatement
First-Time and reasonable cause
Back Taxes
Unfiled returns and balances
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