Commercial Compliance Hub

12 published records

Business licenses and permits in Douglas County, Colorado

Douglas County, Colorado, seat Castle Rock; population 393,995 (U.S. Census Bureau 2024 estimate). The county's 2026 Sales Tax FAQ brochure describes Douglas County as a state-administered county and states that 'Douglas County does not administrate, enforce, or collect sales tax or license businesses within county boundaries', with business licensing processed directly through the Colorado Department of Revenue. The Douglas County Health Department licenses retail food establishments, special event food vendors, pools and spas and body art, inspects child care facilities and issues onsite wastewater (septic) permits. The Board of County Commissioners acts as the local liquor licensing authority for unincorporated areas; the Building Division issues building permits and registers contractors, and Planning Services in the Department of Community Development handles zoning approvals and massage facility licensing, in unincorporated Douglas County. The county's Living page states: 'Five incorporated municipalities are located within the boundaries of Douglas County: Castle Pines, Castle Rock, Larkspur, Lone Tree and Parker.' The county liquor licensing authority page states that the county does not have jurisdiction over liquor licenses within those incorporated towns and cities.

What are you opening in Douglas County?

Permits that apply to every type of business in Douglas County

Permits required, with issuing agency, fee, renewal term and the date each record was last verified against its source
Onsite Wastewater Treatment System (Septic) Permit (conditional — premises on a septic system)only if it applies to youDouglas County Health Department, Environmental HealthNew permit $1,060; major repair or expansion permit $695; minor repair $390; use permit application $65; new/repair permit renewal $55; re-inspection $100 (DCHD 2026 Environmental Health fee schedule).per permit2026-10-10
Building Permit (unincorporated Douglas County)only if it applies to youDouglas County Building DivisionBy valuation (Table 10.3): $1-$500 $23.50; $501-$2,000 $23.50 plus $3.05 per additional $100; $2,001-$25,000 $69.25 plus $14.00 per additional $1,000; $25,001-$50,000 $391.25 plus $10.10 per additional $1,000; $50,001-$100,000 $643.75 plus $7.00 per additional $1,000; $100,001-$500,000 $993.75 plus $5.60 per additional $1,000; $500,001-$1,000,000 $3,233.75 plus $4.75 per additional $1,000; over $1,000,000 $5,608.75 plus $3.65 per additional $1,000. Plan review 65% of the permit fee (10% for stock plans). Re-inspections, after-hours inspections and additional plan review $47 an hour or the total hourly cost, whichever is greatest. Electrical-only permit (all other fees): up to $2,000 $57; $2,001 and above $5 per $1,000 plus $57; electrical reinspection $47. Wildfire mitigation assessment $120 for new structures in wildfire hazard areas. County building use tax 1% on construction materials, estimated at 50% of valuation and paid at permit issuance.per permit2026-10-10
Planning and Zoning Approvals — Site Improvement Plan, Use by Special Review, Sign, Home Occupation (unincorporated Douglas County)only if it applies to youDouglas County Department of Community Development, Planning ServicesSite Improvement Plan, nonresidential $1,550; minor revision $225; Use by Special Review new application 0-40 acres $1,200; Sign Permit $75; Home Occupation Class 2 Permit $80; Seasonal Use Permit $150; Zoning Review with Building Permit $50; Administrative Variance $375; Variance $500; Appeal $500 (Development Review Fee Schedule, adopted January 4, 2005, revised January 24, 2017).per application2026-10-10
General Business Licensing — county statement (Colorado Department of Revenue)only if it applies to youColorado Department of RevenueThe county's 2026 Sales Tax FAQ brochure states that business licensing "is processed directly through the Colorado Department of Revenue".not applicable; this record carries the county's published statement2026-10-10

Fees shown as a range or formula are set that way by the issuing agency — we do not average them into a single number.

What do these permits involve in Douglas County?

Onsite Wastewater Treatment System (Septic) Permit (conditional — premises on a septic system)

A business premises in Douglas County served by an onsite wastewater treatment system (septic system) needs a permit from the Douglas County Health Department for a new system or a repair: $1,060 for a new permit, $695 for a major repair or expansion and $390 for a minor repair. A use permit application costs $65, renewal of a new or repair permit $55 and a re-inspection $100. The figure is from the Douglas County Health Department's 2026 Environmental Health fee schedule, in the fees set by the Douglas County Board of Health effective November 1, 2025. A premises on a public sewer has no septic permit under this record.

Building Permit (unincorporated Douglas County)

New construction, alterations, gas, mechanical, plumbing or roofing work in unincorporated Douglas County needs a permit from the Douglas County Building Division. The fees come from the county's Building Division Fees document dated 6/29/2018, which the Building Division's current Permits page links as its 'associated building fees': a valuation-based permit fee from Table 10.3 (1997 Uniform Building Code, Table 1-A), plan review at 65% of the permit fee (10% for stock plans), $47 an hour for re-inspections and other hourly items, and a $120 wildfire mitigation assessment for new structures in wildfire hazard areas. The electrical-only figures ($57 up to $2,000; $5 per $1,000 plus $57 above that; $47 reinspection) appear in both that document and the county's Electrical Fee Schedule dated 01/12/2023. The county's 2026 Sales Tax FAQ brochure states that building use tax is paid when the permit is issued, at a rate of 1%, with construction materials estimated at 50% of the project's valuation.

Planning and Zoning Approvals — Site Improvement Plan, Use by Special Review, Sign, Home Occupation (unincorporated Douglas County)

A business developing or changing a site in unincorporated Douglas County goes through Planning Services in the Department of Community Development. The county's Development Review page states that 'all fees are identified in the Development Review Fee Schedule' and links the schedule adopted January 4, 2005 and revised January 24, 2017, which is also the schedule linked on the county's Forms & Fee Schedules page. Under it, a nonresidential Site Improvement Plan costs $1,550 and a minor revision $225; a new Use by Special Review application for 0-40 acres $1,200; a Sign Permit $75; a Home Occupation Class 2 Permit $80; a Seasonal Use Permit $150; zoning review with a building permit $50; an administrative variance $375, a variance $500 and an appeal $500. The schedule notes that Douglas County Planning does not charge 'Approval' fees.

General Business Licensing — county statement (Colorado Department of Revenue)

The county's 2026 Sales Tax FAQ brochure states: 'Douglas County is a State administered county; therefore, the open space sales tax remittance and business licensing is processed directly through the Colorado Department of Revenue. Douglas County does not administrate, enforce, or collect sales tax or license businesses within county boundaries.' This record carries no fee of its own; it records that published statement, and a business in Douglas County handles its sales tax license with the Colorado Department of Revenue.

Sources

Every figure in the table above was read from one of these government pages on the date shown.

  1. 2026 DCHD Environmental Health Fee Schedule (Board of Health fees effective November 1, 2025; state-set fees effective September 1, 2025)Douglas County Health Department · primary source · retrieved 2026-10-10
  2. Building Division Fees (dated 6/29/2018)Douglas County Building Division · primary source · retrieved 2026-10-10
  3. Electrical Permit Application and Electrical Fee Schedule (dated 01/12/2023)Douglas County Building Division · primary source · retrieved 2026-10-10
  4. Building PermitsDouglas County Building Division · primary source · retrieved 2026-10-10
  5. Sales Tax FAQ brochure 2026Douglas County, Colorado · primary source · retrieved 2026-10-10
  6. Development Review Fee Schedule (adopted January 4, 2005; revised January 24, 2017)Douglas County Department of Community Development · primary source · retrieved 2026-10-10
  7. Development Review RegulationsDouglas County Department of Community Development · primary source · retrieved 2026-10-10
  8. Forms & Fee SchedulesDouglas County Department of Community Development · primary source · retrieved 2026-10-10

Who issues business permits in Douglas County?

Permitting in Douglas County is split across 5 agencies we hold records for, with tax registration handled at state level. No single office issues everything, which is why an opening usually means filing in several places rather than one.

Douglas County issuing agencies

Other Colorado jurisdictions we cover

Commercial Compliance Hub publishes information, not legal advice. Requirements change — confirm anything you rely on with the issuing agency before you file.