Skip to main content

Tax preparation License Requirements in Tacoma, WA

Last reviewed: September 2026

Quick Answer

Washington state does not require a state tax preparation license. However, you must obtain a Preparer Tax Identification Number (PTIN) from the IRS, register with the Washington Department of Revenue, and obtain an EIN. Tacoma requires business registration with the city through the Tacoma-Pierce County Health Department and payment of business and occupation tax.

Key Facts

  • •Washington does not require a state tax preparation license; IRS enrollment is mandatory.
  • •Tax preparers must obtain a Preparer Tax Identification Number (PTIN) from the IRS.
  • •Pass the IRS Competency Examination or hold specific professional credentials.
  • •Register with Washington Department of Revenue and obtain an EIN from the IRS.
  • •Tacoma requires business registration and may require local business license.

State Licence Requirements

Licence name

No state license required; federal PTIN enrollment mandatory

Issued by

Internal Revenue Service (Federal); Washington Department of Revenue (state registration)

Cost

$0-$100 for PTIN application; varies for state registration

Processing time

How to apply

To establish your tax preparation business in Washington, you must complete multiple federal and state registration steps.

Federal Level: Apply for a Preparer Tax Identification Number (PTIN) through the IRS at https://www.irs.gov. You must pass the IRS Competency Examination (Registered Tax Return Preparer exam) or hold recognized credentials such as CPA, Enrolled Agent, or attorney status. The exam covers federal income tax law, ethics, and practice standards per 31 U.S.C. § 330. Register on the IRS website, pay the exam fee (approximately $130), schedule your test through Pearson VUE, and pass with a score of at least 70%. Upon passing, apply for PTIN enrollment online through the IRS PTIN application system.

Obtain an Employer Identification Number (EIN) from the IRS at https://www.irs.gov under 26 U.S.C. § 6109, even as a sole proprietor. You can apply online, by phone, or by mail using IRS Form SS-4. The EIN is issued immediately online and is required for business bank accounts and hiring employees.

State Level: Register with the Washington Department of Revenue at https://dor.wa.gov. File Form 1604 (Washington State Tax Return Preparer Registration Form) or register through their online portal. Provide your federal PTIN, EIN, business address, and ownership information. Washington does not charge a state licensing fee for tax preparers but requires registration per state reporting requirements.

Local Level (Tacoma): Register with the City of Tacoma through the Tacoma-Pierce County Health Department at https://www.tpchd.org. Complete Tacoma Municipal Code § 5.48 business and occupation tax (B&O) registration. Obtain a Business License (approximately $40-$100 depending on business classification). You may also need a zoning permit from the City of Tacoma Planning and Development Services to confirm your home office or commercial space complies with zoning ordinances.

Federal Requirements

Tax preparation businesses are heavily regulated at the federal level under the Internal Revenue Code and Treasury Department regulations. The IRS requires all tax return preparers who prepare, or substantially participate in the preparation of, any federal income tax return or refund claim to obtain a Preparer Tax Identification Number (PTIN), as established under 26 U.S.C. § 330 and 31 U.S.C. § 330.

To obtain a PTIN, you must pass the IRS Competency Examination or hold specific professional credentials such as CPA, Enrolled Agent, or attorney credentials (31 U.S.C. § 330 and Treasury Circular 230). The IRS Competency Examination covers federal taxation, ethics, and taxpayer representation standards. You must also comply with IRS Circular 230 standards for practice before the Internal Revenue Service, which establishes rules of conduct, conflicts of interest, and client confidentiality obligations.

All tax preparation businesses must obtain an Employer Identification Number (EIN) from the IRS under 26 U.S.C. § 6109, even if you operate as a sole proprietor with no employees. The EIN is required for filing business tax returns, opening business bank accounts, and hiring employees. The IRS also requires tax preparers to maintain detailed records of tax returns prepared, client information, and fees charged, per 31 U.S.C. § 330(b) requirements.

Additionally, tax preparers must comply with IRS Form 8879 requirements for electronic filing authorization, maintain client confidentiality under the attorney-client privilege where applicable, and comply with anti-money laundering regulations under the Bank Secrecy Act (31 U.S.C. § 5311 et seq.). If you employ staff, you must comply with federal employment tax obligations including FICA withholding, federal income tax withholding, and federal unemployment insurance (FUTA) under 26 U.S.C. Chapter 23.

Local & County Requirements

Tacoma has specific local requirements for tax preparation businesses operating within city limits. The City of Tacoma requires all businesses to register for Business and Occupation (B&O) tax under Tacoma Municipal Code § 5.48. This registration is completed through the Tacoma-Pierce County Health Department and costs approximately $40-$100 depending on your business classification code.

You must obtain a Tacoma Business License, which is separate from state registration. The license verifies that your business location complies with zoning ordinances and local regulations. If you operate from a home office, you need to ensure your residential zoning allows professional office use under Tacoma Municipal Code § 13.06. Many residential zones prohibit commercial office operations, so you may be required to operate from a commercial office space or apply for a variance.

Tacoma requires that tax preparation businesses maintain a physical office address within city limits where client records are maintained. The address must be registered with both the city and the IRS on your PTIN application. If you operate from a virtual address or mail forwarding service, you must disclose this to Tacoma authorities.

Piercing County also has B&O tax registration requirements at the county level. You should verify whether additional Pierce County registration is necessary beyond city registration. The City of Tacoma Building and Planning Department at https://www.cityoftacoma.org/cms/one.aspx?portalId=169&pageId=24900 can confirm whether your office location requires building permits or zoning compliance certificates. Many tax preparation businesses in Tacoma operate from shared office spaces or professional suites, which must be properly licensed commercial space.

Total Cost Breakdown

The first-year cost of starting a tax preparation business in Washington involves federal, state, and local expenses. Understanding the complete cost structure helps you budget properly and avoid unexpected fees.

Federal Costs: The primary federal requirement is obtaining a Preparer Tax Identification Number (PTIN) from the IRS. To qualify, you must pass the IRS Competency Examination (Registered Tax Return Preparer exam), which costs approximately $130 for the exam fee. If you hold recognized credentials (CPA, Enrolled Agent, or attorney), you can enroll directly without the exam. PTIN application itself is free, but enrollment through the IRS system costs $0. Alternatively, if you pursue Enrolled Agent status through the National Association of Enrolled Agents (NAEA), the exam costs approximately $300-$350, and membership costs $250-$400 annually. Obtaining an EIN from the IRS is free and can be done online immediately.

Federal Continuing Education: Before your first PTIN renewal (January 31 of year two), you must complete 16 hours of CPE (Continuing Professional Education). CPE courses cost approximately $100-$300 depending on the provider and whether you take courses through organizations like NAEA, state CPA societies, or online providers. Budget approximately $200 for your first year's CPE completion.

State-Level Costs: Washington state does not charge a licensing fee for tax preparers. However, you should budget approximately $50-$100 for business registration with the Washington Department of Revenue and any associated filing fees.

Local Costs (Tacoma): Tacoma B&O tax registration costs approximately $40-$100 for initial business license registration. This is a one-time initial cost, with annual renewal fees of approximately $40-$100. If you operate from a home office, a zoning variance or home occupation permit may be required (costs vary but typically $50-$200). If you lease commercial office space, your landlord may require proof of business insurance and proper zoning compliance, though these are not city-imposed costs.

Professional Liability Insurance: While not legally mandated in Washington, professional liability (errors and omissions) insurance is essential for tax preparers. Basic coverage costs $500-$1,500 annually depending on your gross revenues and claims history.

First-Year Total Cost Estimate: $1,000-$2,500 (IRS exam $130, PTIN enrollment $0, CPE courses $200, Tacoma business license $75, state registration $50, professional liability insurance $750, potential zoning/permit fees $200-$300). Second-year costs are lower, primarily consisting of PTIN renewal ($0), annual B&O tax renewal ($40-$100), CPE courses ($200), and professional liability insurance ($500-$1,500).

Licence Renewal

Tax preparation businesses in Washington have different renewal cycles depending on federal versus state/local requirements. Federally, your Preparer Tax Identification Number (PTIN) from the IRS must be renewed annually. The IRS PTIN renewal cycle runs from January 1 to December 31 each year, with renewal deadlines typically in late January. You must renew your PTIN online through the IRS PTIN system at https://www.irs.gov by the January 31 deadline each year.

To renew your federal PTIN, you must demonstrate that you have completed continuing professional education (CPE) credits during the prior calendar year. Under 31 U.S.C. § 330 and IRS Circular 230, all tax return preparers must complete 16 hours of CPE annually, with a minimum of 2 hours in federal taxation, 2 hours in ethics, and 2 hours in tax law updates. The remaining 10 hours can be in any combination of tax-related topics. Acceptable CPE providers include the National Association of Enrolled Agents (NAEA), state CPA societies, law schools, and IRS-approved continuing education vendors.

Washington state tax preparer registration does not have a formal renewal cycle, but you must update your registration with the Washington Department of Revenue if your business information changes (address, phone, ownership). The state may require periodic reporting of tax returns prepared under Washington tax law.

Tacoma B&O tax registration requires annual renewal with the City of Tacoma. Your business license renewal is typically due on or before the anniversary date of your initial registration. Renewal fees are similar to initial registration costs ($40-$100 annually) and can be completed online through the Tacoma municipal portal at https://www.cityoftacoma.org. Failure to renew your B&O tax registration can result in penalties and the city can assess back taxes plus interest.

If you miss your PTIN renewal deadline, your number becomes inactive and you cannot legally prepare federal tax returns. The IRS may impose penalties for operating with an inactive PTIN. For Tacoma B&O tax, failure to renew can result in a 5% penalty plus monthly interest charges on unpaid taxes.

Penalties for Operating Without a Licence

Operating as a tax preparer in Washington without proper federal registration carries severe penalties under federal law. If you prepare federal tax returns without an active PTIN issued under 26 U.S.C. § 330, the IRS can impose penalties of up to $5,000 per violation and can seek injunctive relief to stop your practice. Each tax return prepared without a valid PTIN constitutes a separate violation, meaning a single year of noncompliance could result in penalties totaling tens of thousands of dollars if you prepared multiple returns.

Beyond monetary penalties, operating without a PTIN can result in criminal prosecution under 31 U.S.C. § 330(d). Tax preparers who engage in fraud, misrepresentation, or willful disregard of IRS regulations face criminal charges, including fines up to $50,000 and imprisonment for up to five years. The IRS actively monitors tax return preparation through Form 8879 electronic filing records and can cross-reference filed returns against the PTIN registry to identify unlicensed preparers.

Violations of IRS Circular 230 standards of practice can result in censure, suspension, or disbarment from practice before the IRS. The Treasury Department's Office of Professional Responsibility conducts disciplinary proceedings against tax practitioners, and violations can result in permanent loss of the right to practice.

In Washington state, failure to register with the Department of Revenue as a tax preparer (if registration is determined to be required) can result in civil penalties. Additionally, operating without Tacoma B&O tax registration under Tacoma Municipal Code § 5.48 can result in penalties of 5% of the tax owed plus monthly interest charges, which compound over time. The City of Tacoma can issue cease-and-desist notices ordering you to stop business operations until registration is complete.

Failure to maintain required client records, professional liability insurance, or compliance with confidentiality rules can expose you to civil liability from clients for malpractice, errors, and omissions. Clients harmed by unlicensed or unqualified tax preparation can sue for damages, and the absence of professional liability insurance leaves you personally liable for potentially large judgments. Additionally, tax preparers involved in fraud or aiding in client tax evasion face criminal liability under 26 U.S.C. § 7201 (evasion) and § 7206 (fraud and false statements), with potential prison sentences of up to five years.

Find the right tax preparation software and business tools for your Washington practice at our recommended vendors.

Get notified when licensing rules change

Licensing requirements and fees change periodically. We'll email you when this page is updated.

Frequently Asked Questions

Do I need to pass the IRS exam before I can start preparing tax returns in Tacoma?

Yes, you must pass the IRS Competency Examination (Registered Tax Return Preparer exam) or hold recognized professional credentials (CPA, Enrolled Agent, or attorney) before you can obtain a Preparer Tax Identification Number (PTIN) under 31 U.S.C. § 330. The IRS exam covers federal income tax law, ethics, and practice standards. You cannot legally prepare federal tax returns without an active PTIN, even if you complete all state and local registration requirements. The exam typically takes 3-4 weeks to schedule after registration, and you must score at least 70% to pass. If you hold a CPA license from Washington or another state, an Enrolled Agent credential, or a law degree, you can enroll directly with the IRS without taking the exam. However, you still must complete CPE (continuing professional education) requirements annually to maintain your PTIN.

Can I operate a tax preparation business from my home office in Tacoma, or do I need a commercial office?

You may be able to operate from a home office in Tacoma, but you must verify zoning compliance with the City of Tacoma Planning and Development Services. Tacoma Municipal Code § 13.06 governs residential zoning and many residential zones prohibit commercial office operations. If your home is in a residential-only zone, you may be prohibited from operating a tax preparation business there, or you may need to apply for a home occupation permit or zoning variance, which can cost $50-$200. If your home office is permitted, you must still register with the City of Tacoma for B&O tax using your home address. Many tax preparers in Tacoma choose to operate from commercial office space or shared professional suites to avoid zoning complications. When you enroll for your PTIN with the IRS, the address you provide must be where you maintain your client records and conduct business, so ensure it complies with local zoning before registering with the IRS.

How long does the entire registration process take before I can legally start preparing tax returns in Tacoma?

The complete registration process typically takes 4-8 weeks from start to finish. The IRS Competency Examination scheduling takes 1-2 weeks, the exam itself is completed in one day, and exam results are available within 2-3 weeks. Once you pass, PTIN enrollment through the IRS takes 1-2 weeks online. Obtaining an EIN takes minutes if you apply online. State registration with Washington Department of Revenue takes 1-2 weeks. Tacoma B&O tax registration can be completed in 1-3 business days. However, if you need to obtain a zoning permit or home occupation permit for your office location, that can add 2-4 weeks to the process. Additionally, some CPE providers require advance registration, so you should enroll in your required 16 hours of CPE early. The limiting factor is usually the IRS exam scheduling and results, so plan for 6-8 weeks total before you can legally prepare your first federal tax return. Starting your registration process 8-10 weeks before you plan to serve clients is prudent.

What are the specific Tacoma business registration requirements, and how do I register?

Tacoma requires all businesses, including tax preparation services, to register for Business and Occupation (B&O) tax under Tacoma Municipal Code § 5.48. You must register with the Tacoma-Pierce County Health Department at https://www.tpchd.org or through the City of Tacoma's online business portal. The registration process involves providing your legal business name, business address, business structure (sole proprietor, LLC, corporation), EIN or SSN, and estimated gross revenue. The initial B&O tax registration cost is approximately $40-$100 depending on your business classification code. Tax preparers are typically classified under the Professional Services category. You must complete registration before you begin operations. Annual renewal is required by the anniversary date of your registration, with similar renewal fees ($40-$100). You can renew online, and late fees apply if you miss the deadline. Additionally, Pierce County may have separate B&O tax requirements, so you should verify with the Pierce County Assessor's office whether county-level registration is required in addition to city registration. Many Tacoma businesses register at both the city and county level to ensure full compliance.

If I have a CPA license from another state, can I practice tax preparation in Tacoma without taking the IRS exam?

Yes, if you hold an active CPA license from any U.S. state, you can enroll as a tax return preparer with the IRS without passing the Competency Examination under 31 U.S.C. § 330 and IRS Circular 230. You can apply directly for a PTIN through the IRS PTIN system at https://www.irs.gov using your CPA credentials as proof of eligibility. However, you must still complete the other registration requirements: obtain an EIN from the IRS, register with the Washington Department of Revenue, and register with the City of Tacoma for B&O tax. Additionally, even though you have a CPA license, you must still meet Washington state's requirements to practice as a CPA in Washington. If your CPA license is from another state, you may need to register with the Washington State Board of Accountancy at https://dor.wa.gov for multi-state practice, or you should verify whether you can practice under reciprocity rules. You must also complete 16 hours of annual CPE (continuing professional education) to maintain your PTIN, and those CPE requirements apply even with a CPA license. Washington recognizes reciprocal CPA licensure for preparers licensed in other states, but verification is required.

Other Business Types in Tacoma, WA

tax preparation service Licensing in Other States

See tax preparation service licensing in every state →

Sources & References

  • 26 U.S.C. § 330 — IRS authority to regulate tax return preparers and PTIN requirements
  • 31 U.S.C. § 330 — Standards for practice before the IRS Treasury Department
  • 26 C.F.R. § 10.7 et seq. — IRS Circular 230 circular governing tax practitioners and PTIN enrollment
  • Washington Department of Revenue Instructions — Washington state tax return preparer registration and reporting requirements
  • Tacoma Municipal Code § 5.48 — Tacoma business and occupation tax registration requirement

Licence requirements change. Verify current requirements with the issuing agency before applying.

Editorial standards: This guide is reviewed against primary government sources and cites 5 statutes. Last reviewed September 2026. Scheduled for re-verification by September 2027.

See our editorial policy for how content is created and verified, or report an inaccuracy.