Event Planning Permit Requirements in Denver, CO

Complete permit and license guide for starting a event planning in Denver, Denver County, Colorado.

$200 -- $700 2–4 weeks to obtain business license and state registrations; allow 4–8 weeks if you need special event permits for client events in public spaces 6 requirements

Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: March 16, 2026.

Denver / Denver County Requirements

3 requirements

Denver General Business License

Event planning businesses operating in Denver must obtain a general business license from the city. The application requires your business entity information, primary business address, and description of services. If you work primarily from home coordinating events elsewhere, a home occupation permit may also be required. Renewed annually.

$30–$150/year1–2 weeks

Official government source

Denver Special Event Permit (for events in public spaces)

When coordinating events that use Denver public parks, streets, plazas, or other public venues, a Special Event Permit is required from the city. As the event planner, you may be responsible for obtaining this permit on behalf of your client. Permit requirements typically include event details, expected attendance, proof of general liability insurance ($1M minimum), and sometimes a site plan or traffic management plan.

$50–$500 depending on event size, venue, and city fee schedule2–6 weeks (apply at least 30 days in advance for most events; 60+ days for large events)

Official government source

Denver County Temporary Use / Special Event Permit (if applicable)

Events held on unincorporated Denver County land outside city limits, or large outdoor events on private property in the county, may require a Temporary Use Permit from the county. This is separate from any city permit. Requirements include proof of insurance, site plan, and sanitation provisions for large gatherings.

$75–$3502–4 weeks

Official government source

Colorado State Requirements

2 requirements

Colorado Business Registration

Event planning businesses operating in Colorado must register with the Colorado Secretary of State if operating as an LLC, corporation, or partnership. Sole proprietors using a trade name must file a DBA registration with the state or county clerk. An LLC provides personal liability protection, which is especially important when coordinating large events.

$25–$125 (varies by entity type)1–7 business days (online)

Official government source

Colorado Sales Tax Permit (if applicable)

Event planning coordination services are generally not subject to sales tax in Colorado, but if your business sells taxable items — such as event supplies, decorations, floral arrangements, or other tangible goods — you must collect and remit state sales tax. Some states specifically tax event planning or entertainment services. Confirm your obligations with the Colorado Department of Revenue.

Free–$25Immediate (online)

Official government source

Federal Requirements

1 requirement

EIN (Employer Identification Number)

Required if operating as a business entity (LLC or corporation) or if you have employees. Free from the IRS. You will need an EIN to open a business bank account and sign vendor contracts professionally.

FreeImmediate (online application)

Official government source