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4.9834 reviews

When the IRScalls, weanswer.

You get a clear plan, a fixed fee, and one point of contact. From the day you sign, every IRS and state call and letter comes to us, not you.

  • “Best tax preparation service I have used. Mauricio really takes care of his clients.”Juan M.
  • “Mauricio literally saved the day and was so accommodating to my last minute requests.”Christine H.
  • “I don't know how I would do it without Mauricio and his team.”Rafael R.
  • “Alondra is amazing! She took the time to explain everything to me in detail.”Valerie M.
  • “Mauricio will educate you on how to save money on your taxes and do it RIGHT!”Chelsea J.
  • “Thank you for your patience, expertise, and easygoing professionalism throughout tax season.”Danielle C.
  • “Mauricio did an excellent job walking me through the tax filing process being a property owner.”Cynthia R.
  • “Mauricio, is amazing! Very knowledgeable & professional.”Ron B.
  • “Mauricio and his team is the Best in the tax industry!”Marisol V.
  • “Professional, and easy place to get your taxes done!! Recommended.”Donald S.
  • “I cant express how happy I am with Mauricio and his team.”Peter F.
  • “Both Christian and Mauricio were great.”Javier P.
  • “Mauricio did an amazing job helping us with our taxes.”Theresa B.
  • “Mari was so knowledgeable.”Teresa
  • “Mauricio and Alondra were of great help!”Drew
  • “Mauricio and his team are amazing.”Lizbeth P.

How does MM.TAX resolve IRS tax debt?

Our firm is led by an IRS Enrolled Agent, federally licensed to represent you before the IRS. We file a power of attorney, pull your IRS transcripts, and take over every call and letter. Then we pursue the best available outcome: an installment agreement, an Offer in Compromise, penalty abatement, or currently-not-collectible status. We also work to release levies and garnishments. Every case is a flat fee quoted in writing after a free consult, and we serve clients anywhere in California online.

Updated November 2026. Serving all of California online.

What we handle

Everything it takes to get this right.

  • IRS audits and examinations

    Representation from the first notice through the final determination.

  • Back taxes and unfiled returns

    We prepare the missing years, stop new penalties, and negotiate what is owed.

  • Liens, levies, and wage garnishments

    We work to release levies and garnishments and protect your accounts and paycheck.

  • Offer in Compromise

    When the full balance can't be collected, we pursue a settlement for less.

  • Installment agreements

    Payment plans sized to what your cash flow can actually carry.

  • Penalty abatement and appeals

    First-time and reasonable-cause relief, plus appeals when the IRS gets it wrong.

  • Trust fund recovery defense

    Payroll tax debt and Form 941 issues, including personal liability for owners.

  • State tax matters

    Franchise Tax Board and EDD issues handled alongside the federal case.

IRS notice decoder

Which letter did you get?

Pick the notice number to see what it means and how urgent it is.

The notice number is printed in the top or bottom right corner of your letter.

What's included

What you get with tax resolution.

What you'll get

  • Your IRS and state transcripts pulled and reviewed
  • A written resolution plan with options and a fixed fee
  • Power of attorney on file, so the IRS contacts us
  • Negotiation of levies, liens, payment plans, or settlement
  • The final agreement in writing, plus a plan to stay compliant

What to have ready

Don't have it all? Call anyway. We'll help you gather it.

  • Every IRS or state letter you've received
  • Your last filed tax returns, if you have them
  • Recent pay stubs or business income records
  • A list of monthly household or business expenses

How pricing works

Every engagement is a flat fee, quoted in writing after your free 30-minute consult. No hourly billing, no surprise invoices. You'll know the full cost before any work begins.

Get my flat-fee quote
Business owner working through tax resolution documents with her advisor

Who we help

Built for situations like yours.

Business owners with payroll debt

Trust fund recovery penalties, Form 941 balances, and EDD notices.

Individuals with unfiled years

Several years behind, penalties growing, and not sure where to start.

High-net-worth filers

Multi-entity structures, investment income, and large liabilities.

Sound like you? Book a free online consult

The process

How it works.

  1. 01

    Case assessment

    We pull your IRS transcripts, read every notice, and map the full liability.

  2. 02

    Resolution strategy

    You get a written plan with a timeline and a fixed fee before any work starts.

  3. 03

    Power of attorney

    We file Form 2848. From then on, the IRS talks to us.

  4. 04

    Negotiate and resolve

    We pursue the best terms available and get the resolution in writing.

in tax debt negotiated for clients
$12M+
in tax debt negotiated for clients
average rating across 834 Google and Yelp reviews
4.9
average rating across 834 Google and Yelp reviews
years serving California owners and families
25+
years serving California owners and families

Online, statewide

Start online. From anywhere in California.

No office visit, no waiting room. Our online team handles everything by phone and video, with secure upload and e-signature.

  1. Call or book

    Talk to the online team today, or book a free 30-minute consult.

  2. Upload and sign

    Send documents securely and e-sign from your phone or computer.

  3. We take it from here

    We handle the work and the IRS, and keep you updated.

Most clients start with a call

Call now

The online team answers your questions, looks at your situation, and books your free consult. English and Spanish.

In-person meetings with the owner are by appointment only, for complex or high-value matters, with a $250 consultation fee.

Client voices

From clients who've been there.

Best tax preparation service I have used. Mauricio really takes care of his clients.
Juan M.Google review, Apr 2025. Helped by Mauricio
Mauricio literally saved the day and was so accommodating to my last minute requests.
Christine H.Yelp review, Sep 2026. Helped by Mauricio
I don't know how I would do it without Mauricio and his team.
Rafael R.Google review, Jun 2026. Helped by Mauricio and team
Read all 834 reviews

Every day a notice sits, the options shrink. Call the online team today.

Common questions

Straight answers.

How fast can you stop an IRS levy or wage garnishment?

We start the day you engage us. Once our power of attorney is on file we contact the IRS directly to request a hold or release. Timing depends on your case, but acting before the next pay period or bank sweep matters, so call as soon as you get the notice.

Will you deal with the IRS directly?

Yes. We file Form 2848, which authorizes us to represent you. After that, IRS calls and letters are handled by us. You stay informed, but you don't have to speak with the IRS yourself.

Can you settle my tax debt for less than I owe?

Sometimes. An Offer in Compromise is possible when the IRS can't reasonably collect the full balance from your income and assets. We review your numbers in the free case assessment and tell you honestly whether you qualify.

Can you help if I haven't filed in years?

Yes. We prepare the missing returns, often reducing what the IRS has estimated, and then negotiate the balance. Filing first usually stops penalties from growing.

What does tax resolution cost?

We quote a fixed fee in writing after reviewing your case. No hourly billing and no surprise invoices. The first 30-minute case assessment is free.

Get started

Got a letter from the IRS? Don't wait on it.

Free 30-minute case assessment with a senior advisor. Bring the letter. We'll explain exactly what it means and what happens next.

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