Yoga Studio Permit Requirements in Seattle, WA

1. EIN (Employer Identification Number)

   Required if you have employees or operate as an LLC/corporation. Free from the IRS.

   Official government source

   Free·Immediate (online application)

   Free

   Immediate (online application)

1. Washington State Business License (UBI)

   Most businesses operating in Washington must register with the Washington State Department of Revenue through the Business License Application to obtain a Unified Business Identifier (UBI) and business licence. This applies if you gross $12,000 a year or more, collect sales tax, hire employees, or need state or city endorsements.

   Official government source

   $50 Business License Application processing fee to open or reopen a business; $0 to add a location; $10 for any other change (hiring employees, registering a trade name, adding endorsements to an existing location); $5 annual renewal processing fee. Endorsement fees are charged in addition.·About 10 business days for online applications, plus another 2-3 weeks if city or state endorsements need approval; mailed applications can take up to 6 weeks.

   $50 Business License Application processing fee to open or reopen a business; $0 to add a location; $10 for any other change (hiring employees, registering a trade name, adding endorsements to an existing location); $5 annual renewal processing fee. Endorsement fees are charged in addition.

   About 10 business days for online applications, plus another 2-3 weeks if city or state endorsements need approval; mailed applications can take up to 6 weeks.

2. Washington State Sales Tax Registration

   Required if selling taxable retail merchandise (mats, apparel, retail goods). Register through the Washington Business Licensing Service. Per DOR, amounts charged for standalone yoga instruction are taxed under the Service and Other Activities B&O classification and retail sales tax does not apply — but if the yoga is offered by an operator of an athletic or fitness facility, the charges are Retailing B&O and sales tax must be collected.

   Official government source

   Included with state business license·1–2 weeks

   Included with state business license

   1–2 weeks

1. Seattle Business License Tax Certificate

   All businesses in Seattle must obtain a Business License Tax Certificate. The fee is based on annual Seattle taxable revenue and the certificate renews annually through FileLocal. The certificate is required regardless of revenue. Seattle B&O tax is owed only above $2,000,000 in annual Seattle taxable gross revenue (threshold raised from $100,000 effective January 1, 2026, with a new $2,000,000 standard deduction), but you must still file and report gross revenue each year. Businesses with $4,000 or less of Seattle revenue and no place of business in the city are exempt from the certificate requirement as of 2026.

   Official government source

   2026 annual fee by Seattle taxable revenue: $73 (under $20,000), $147 ($20,000-$499,999), $667 ($500,000-$1,999,999), $1,604 ($2,000,000-$4,999,999), $3,210 ($5,000,000 or more), plus $10 per branch location. Businesses starting July 1 or later pay half the first-year fee.·Filed online through FileLocal the certificate is usually printable within 2-3 business days; by mail it takes one to six weeks. All certificates expire Dec. 31 and must be renewed annually.

   2026 annual fee by Seattle taxable revenue: $73 (under $20,000), $147 ($20,000-$499,999), $667 ($500,000-$1,999,999), $1,604 ($2,000,000-$4,999,999), $3,210 ($5,000,000 or more), plus $10 per branch location. Businesses starting July 1 or later pay half the first-year fee.

   Filed online through FileLocal the certificate is usually printable within 2-3 business days; by mail it takes one to six weeks. All certificates expire Dec. 31 and must be renewed annually.

2. Seattle Department of Construction and Inspections - Certificate of Occupancy / Establishing Use Permit

   A Certificate of Occupancy is issued through SDCI's construction permit process. Changing the use of a space - for example office to a yoga studio - requires an Establishing Use permit, or the use change can be handled inside an addition/alteration permit if you are also remodeling. Studios with an occupant load of 50 or more are Group A-3 assembly occupancy under the building code. Inspection is required before the certificate is issued. Call SDCI at (206) 684-8600.

   Official government source

   No flat fee. SDCI charges value-of-construction-based permit and plan-review fees plus hourly review at the 2026 base rate of $292/hour, with a $292 minimum. Where there is no construction work, the minimum building permit fee ($292) applies plus hourly charges for records research, plan examination, or inspection; a temporary Certificate of Occupancy costs half the base fee ($146) and a duplicate certificate $48.85. Use SDCI's 2026 Fee Estimator for your project.·Varies widely. Simple subject-to-field-inspection permits can be issued within 48 hours; projects needing full plan review go through multiple correction cycles and commonly take months. SDCI publishes no standard turnaround - 75% of plan review and permit fees are due at application and the balance before issuance.

   No flat fee. SDCI charges value-of-construction-based permit and plan-review fees plus hourly review at the 2026 base rate of $292/hour, with a $292 minimum. Where there is no construction work, the minimum building permit fee ($292) applies plus hourly charges for records research, plan examination, or inspection; a temporary Certificate of Occupancy costs half the base fee ($146) and a duplicate certificate $48.85. Use SDCI's 2026 Fee Estimator for your project.

   Varies widely. Simple subject-to-field-inspection permits can be issued within 48 hours; projects needing full plan review go through multiple correction cycles and commonly take months. SDCI publishes no standard turnaround - 75% of plan review and permit fees are due at application and the balance before issuance.

3. Seattle Fire Department Inspection

   Seattle Fire inspects assembly occupancies and issues an annual place-of-assembly permit; applying for it requires the SDCI Certificate of Occupancy. The inspection covers egress, occupant load signs, fire alarms, emergency lighting, and sprinkler systems where required. A yoga studio with an occupant load under 100 does not need an assembly permit.

   Official government source

   Seattle Fire annual assembly occupancy permit fees (base and renewal are the same): $571 for occupant load 100-199; $715 for 200-999; $854 for 1,000-2,999; $1,456 for 3,000-9,999; $2,500 for 10,000-19,999; $3,327 for 20,000 and over. Non-profit assembly permits are no fee. Late renewal fees apply. Contact SFD Permits at (206) 386-1450 or [email protected].·An SFD inspector contacts you to schedule the site review; the permit is mailed after approval and payment of any additional fees. Renewal invoices go out at least 30 days before expiration.

   Seattle Fire annual assembly occupancy permit fees (base and renewal are the same): $571 for occupant load 100-199; $715 for 200-999; $854 for 1,000-2,999; $1,456 for 3,000-9,999; $2,500 for 10,000-19,999; $3,327 for 20,000 and over. Non-profit assembly permits are no fee. Late renewal fees apply. Contact SFD Permits at (206) 386-1450 or [email protected].

   An SFD inspector contacts you to schedule the site review; the permit is mailed after approval and payment of any additional fees. Renewal invoices go out at least 30 days before expiration.

Official Sources

• Seattle — Business License Tax
• Seattle Department of Construction and Inspections
• Washington Business Licensing Service

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