Colorado contractor resources

Official Colorado sources

These are the complete official URLs matched to this state’s resource library. Open the responsible agency before relying on a requirement, fee, deadline, or exemption.

• Colorado Secretary of State business organizationshttps://www.sos.state.co.us/pubs/business/businessHome.htmlSource ID: co-business-center · entry-point coverage
• Colorado Department of Revenue taxationhttps://tax.colorado.gov/Source ID: co-taxation · entry-point coverage
• Colorado marketplace sales tax guidancehttps://tax.colorado.gov/marketplacesSource ID: co-marketplaces · direct coverage
• Colorado occupational licensing portalhttps://dpo.colorado.gov/Source ID: co-licenses · entry-point coverage
• Colorado Department of Labor employer resourceshttps://cdle.colorado.gov/employersSource ID: co-employers · entry-point coverage
• Colorado plumbing licensinghttps://dpo.colorado.gov/PlumbingSource ID: co-contractor-authority-1 · direct coverage
• Colorado electrical licensinghttps://dpo.colorado.gov/Electrical/ApplicationsSource ID: co-contractor-authority-2 · direct coverage
• Colorado Secretary of State periodic report requirements for business entitieshttps://www.sos.state.co.us/pubs/business/FAQs/reports.htmlSource ID: co-sos-periodic-report-faq · direct coverage
• Colorado Department of Revenue sales tax filing requirements, frequency and due dateshttps://tax.colorado.gov/sales-tax-filing-informationSource ID: co-cdor-sales-tax-filing · direct coverage
• Colorado Department of Revenue how to look up sales and use tax rates and location codeshttps://tax.colorado.gov/how-to-look-up-sales-use-tax-ratesSource ID: co-cdor-location-codes-rates · direct coverage
• Colorado Department of Labor and Employment quarterly wage reporting deadlines for employershttps://cdle.colorado.gov/employers/unemployment-insurance-premiums/wage-reportingSource ID: co-cdle-quarterly-wage-reporting · direct coverage
• Verify a Colorado professional or business license - DORA license lookuphttps://co.colorado.gov/verify-status-professionals-licenseSource ID: co-dora-license-verification · direct coverage
• City of Boulder contractor licensing classifications, insurance and feeshttps://bouldercolorado.gov/services/contractor-licensingSource ID: co-boulder-contractor-licensing · direct coverage
• Town of Estes Park contractor licensing classes and exemptionshttps://estespark.colorado.gov/contractorlicensingSource ID: co-estes-park-contractor-licensing · direct coverage
• Colorado Division of Fire Prevention and Control certifications, registrations and licenseshttps://dfpc.colorado.gov/sections/fire-life-safety/certifications-registrations-and-licensesSource ID: co-dfpc-certifications-registrations-licenses · direct coverage
• Colorado Division of Oil and Public Safety conveyance program licensinghttps://ops.colorado.gov/ConveyancesSource ID: co-ops-conveyances · direct coverage
• Colorado Division of Water Resources well construction, pump installation and contractor licensinghttps://dwr.colorado.gov/services/well-construction-inspectionSource ID: co-dwr-well-construction · direct coverage
• Colorado Department of Agriculture pesticides program and applicator licensinghttps://ag.colorado.gov/plants/pesticidesSource ID: co-cda-pesticides-program · direct coverage
• Colorado Division of Housing factory-built structures and manufactured home installer registrationhttps://doh.colorado.gov/factory-built-structuresSource ID: co-doh-factory-built-structures · direct coverage
• Colorado Revised Statutes Title 38 Article 22: mechanics' liens and contractor nonpayment remedieshttps://content.leg.colorado.gov/sites/default/files/images/olls/crs2023-title-38.pdfSource ID: co-crs-title-38-mechanics-liens · direct coverage