This guide from Aspenspring Business Loans in Durango, Colorado explains the City of Durango business license, which includes the city sales tax license, the Colorado sales tax license, renewals, where to find the combined sales tax rate, building permits for a new space, towns outside the city such as Bayfield, and advising from the Colorado SBDC network. Sources were checked in October 2026; confirm details with each office.
City of Durango, CO Business License: Who Needs One
The FAQ on the City of Durango online licensing portal states that any entity doing business within city limits needs a business license, and that the business license includes a sales tax license. It also states that a business with more than one location in the city needs a separate license for each location, and that businesses with no staff working in city limits, or that only ship goods by common carrier, apply for a sales tax only license instead.
A service business with no taxable sales still falls under the license requirement as the FAQ describes it. Ask the city which license type fits a home-based business, a mobile business, or one that works in the city only on jobs.
Durango, CO Sales Tax License, Step by Step
- Register the business entity, if it is not a sole proprietorship, with the Colorado Secretary of State.
- Apply for the state sales tax license through the Colorado Department of Revenue, which names Form 0100 for the application.
- Apply for the city business license, including the city sales tax license, through the city portal.
- Set up filing in both systems, at the frequency each assigns.
- Keep the license numbers with the business records; funding partners and suppliers can ask for them.
The Department of Revenue notes that its license covers state and state-collected tax jurisdictions only, and that home-rule cities have their own licensing requirements. The city portal FAQ describing a city sales tax license points to Durango, CO handling its own; confirm with the city. The state new-business page sets out the state steps in order.
Durango, CO Business License Renewal and Filing Returns
The city portal FAQ states that renewals are started from each license's expiration date and that the business is notified when a renewal is coming due. It also states that tax returns are filed at the frequency set for the business, and that this includes zero returns for periods with no sales. The Department of Revenue states that most Colorado sales tax license types are valid for two years and expire at the end of each odd-numbered year.
- Diary each license's expiration date.
- File every assigned return, including zero returns.
- Keep the sales tax collected in an account apart from operating cash.
- Update both offices when the business moves, adds a location or changes owners.
Durango, CO Sales Tax Rate: Where to Find the Combined Figure
The rate a shop charges inside the city combines state, county, city and any district taxes, and the pieces are set by different bodies. Rates change, so this guide does not print them. The Colorado Department of Revenue publishes state and state-collected rates, and the City of Durango publishes the city rate; confirm the combined rate for the business's address with both before setting up a register.
Durango, CO Building Permits for a New or Remodeled Space
A business moving into a new space, or changing one, can need building, electrical, plumbing or sign permits from the city, and a change of use can bring a zoning review. Funding partners financing a build-out can ask for the permit or permit application along with the contractor's bid. Ask the City of Durango which permits a project needs before signing a lease or asking for money. The term loan page covers remodel financing.
Bayfield, CO and Other Towns Outside Durango, CO City Limits
A business located in Bayfield, CO, Ignacio, CO or unincorporated La Plata County, CO is outside the City of Durango's licensing area, though it may still owe the city sales tax on sales made inside city limits. Each town sets its own license rules; ask the town clerk where the business is located. The state sales tax license applies statewide wherever taxable sales are made.
The service-area page has Census counts for the ZIP codes around those towns.
Southwest Colorado Small Business Development Center and Other Help
The Colorado SBDC network center list shows a center serving Southwest Colorado, with counties served including La Plata, Archuleta, Dolores, Montezuma and San Juan, hosted by Fort Lewis College, with its main center in Durango, CO. SBDC advisers can walk an owner through registration, licensing and planning; ask the center about any fees. The SBA Colorado District Office lists federal programs.
Licenses come before funding in a practical sense: a partner reviewing a request can ask for the license number, and a remodel or new location needs both licenses in place to open. The online form or a call to (970) 238-5207 starts a funding request once the plan is set.
By Aspenspring Business Loans · Updated