Connecticut contractor resources

Official Connecticut 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.

• Connecticut start-your-business portalhttps://business.ct.gov/start-your-businessSource ID: ct-start-business · direct coverage
• Connecticut new-business tax resource centerhttps://portal.ct.gov/drs/businesses/new-business-resource-center/getting-startedSource ID: ct-business-taxes · direct coverage
• Connecticut business licenses and permitshttps://business.ct.gov/knowledge-base/articles/business-licenses-and-permitsSource ID: ct-licenses-permits · direct coverage
• Connecticut business employment serviceshttps://business.ct.gov/business-servicesSource ID: ct-employer-services · direct coverage
• Home-improvement contractor applicationshttps://portal.ct.gov/dcp/license-services-division/all-license-applications/home-improvement-applications?language=en_USSource ID: ct-contractor-authority-1 · direct coverage
• New-home construction contractor informationhttps://portal.ct.gov/dcp/common-elements/v3-pages/information-for-new-home-construction-contractorsSource ID: ct-contractor-authority-2 · direct coverage
• Connecticut DCP: What Other License or Registration Does My Contractor Need? (complete list of DCP-licensed skilled trades)https://portal.ct.gov/dcp/occupational-and-professional-division/occupational--profess/what-other-license-or-registration-does-my-contractor-needSource ID: ct-dcp-contractor-other-licenses · direct coverage
• Connecticut General Statutes Chapter 393 - Electricians, Plumbers, Solar, Heating Piping and Cooling, Elevator and Fire Protection Sprinkler Craftsmen, Irrigation, Gas Hearth and Stair Lift Technicians (Sec. 20-330 definitions)https://www.cga.ct.gov/current/pub/chap_393.htmSource ID: ct-cgs-chap-393-trade-licensing · direct coverage
• Connecticut DCP License, Permit and Registration Types (A-Z index of every credential DCP issues)https://portal.ct.gov/dcp/license-services-division/all-license-applications/license-permit--registration-formsSource ID: ct-dcp-license-types-a-z · direct coverage
• Connecticut DCP Verify a License, Permit or Registration (eLicense public lookup)https://portal.ct.gov/dcp/verify-a-licenseSource ID: ct-dcp-verify-a-license · direct coverage
• Connecticut DCP New Home Construction Contractor registration ($360 total including $120 guaranty fund fee, $3,500 threshold)https://portal.ct.gov/dcp/license-services-division/all-license-applications/new-home-construction-contractor-applicationsSource ID: ct-dcp-new-home-construction-registration · direct coverage
• Connecticut DCP manual: Home Improvement and New Home Construction in Connecticut (guaranty funds, $1,000 registration threshold, bonding)https://portal.ct.gov/-/media/DCP/Investigations-Division/documents/FinalHomeImprovementGuidepdf.pdfSource ID: ct-dcp-home-improvement-manual-pdf · direct coverage
• Connecticut General Statutes Chapter 400 - Home Improvement Act (Sec. 20-419 definitions, 20-421 application, 20-422 and 20-426a bond, 20-427 advertising and penalties)https://www.cga.ct.gov/current/pub/chap_400.htmSource ID: ct-cgs-chap-400-home-improvement-act · direct coverage
• Connecticut General Statutes Chapter 847 - Liens (mechanic's lien Sec. 49-33 to 49-40a)https://www.cga.ct.gov/current/pub/chap_847.htmSource ID: ct-cgs-chap-847-mechanics-liens · direct coverage
• Connecticut DCP Electrical License Types and Scope of Work (E-1/E-2, C-5/C-6, C-7/C-8, L-1/L-2, L-5/L-6, T-1/T-2, PV-1/PV-2)https://portal.ct.gov/dcp/occupational-and-professional-division/occupational--profess/electrical-license-types-and-scope-of-workSource ID: ct-dcp-electrical-scope-of-work · direct coverage
• Connecticut DCP Plumbing Licenses and Scope of Work (P-1/P-2, P-6/P-7, P-8/P-9, J-1 to J-4, PP-1/PP-2, SP-1/SP-2)https://portal.ct.gov/dcp/occupational-and-professional-division/occupational--profess/plumbing-licenses-and-scope-of-workSource ID: ct-dcp-plumbing-scope-of-work · direct coverage
• Connecticut DCP Heating, Piping and Cooling License Types and Scope of Work (S-1 to S-4, D-1 to D-4, G-1/G-2, B-1 to B-4, OE-2)https://portal.ct.gov/dcp/occupational-and-professional-division/occupational--profess/heating-piping-and-cooling-license-types-and-scope-of-workSource ID: ct-dcp-heating-piping-cooling-scope · direct coverage
• Connecticut DCP Sheet Metal Licenses and Scope of Work (SM-1 to SM-6, ductwork only)https://portal.ct.gov/dcp/occupational-and-professional-division/occupational--profess/sheet-metal-licenses-and-scope-of-workSource ID: ct-dcp-sheet-metal-scope-of-work · direct coverage
• Connecticut DCP Elevator License Types and Scope of Work (R-1/R-2, R-5/R-6, R-7 to R-10)https://portal.ct.gov/dcp/occupational-and-professional-division/occupational--profess/elevator-license-types-and-scope-of-workSource ID: ct-dcp-elevator-scope-of-work · direct coverage
• Connecticut DCP Fire Protection Sprinkler Work Licenses (F-1 to F-4, F-5/F-6 residential, layout technician)https://portal.ct.gov/dcp/license-services-division/all-license-applications/fire-protection-sprinkler-work-licensesSource ID: ct-dcp-fire-protection-sprinkler · direct coverage
• Connecticut DCP Well Drilling registration (W-1 to W-8, April 30 expiry)https://portal.ct.gov/dcp/license-services-division/all-license-applications/well-drillingSource ID: ct-dcp-well-drilling-registration · direct coverage
• Connecticut DCP Licensing Forms for Flat Glass and Automotive Glass Work (glazier licences)https://portal.ct.gov/dcp/license-services-division/all-license-applications/licensing-forms-for-flat-glass-and-automotive-glass-workSource ID: ct-dcp-glass-work-licensing · direct coverage
• Connecticut DCP Home Inspection licensing (home inspectors and home inspector interns)https://portal.ct.gov/dcp/occupational-and-professional-division/occupational--profess/home-inspection-licensing-formsSource ID: ct-dcp-home-inspection-licensing · direct coverage
• Connecticut DEEP Commercial Arborist License (required to advertise, solicit or contract for arboriculture)https://portal.ct.gov/deep/pesticides/arborist/commercial-arborist-licenseSource ID: ct-deep-commercial-arborist-license · direct coverage
• Connecticut DEEP Pesticide Business Registration (required for any business applying pesticides for hire)https://portal.ct.gov/deep/pesticides/business-registration/pesticide-business-registrationSource ID: ct-deep-pesticide-business-registration · direct coverage
• Connecticut DPH Subsurface Sewage Disposal Systems (installer and cleaner licensing, local health department permits)https://portal.ct.gov/dph/environmental-health/environmental-engineering/environmental-engineering----subsurface-sewageSource ID: ct-dph-subsurface-sewage-disposal · direct coverage
• Connecticut Secretary of the State Domestic Annual Report Forms and Fees ($150 stock corporation, $50 non-stock, $80 LLC/LLP/LP)https://business.ct.gov/knowledge-base/articles/domestic-annual-report-forms-and-feesSource ID: ct-sots-domestic-annual-report-fees · direct coverage
• Connecticut General Statutes Chapter 613a - Uniform Limited Liability Company Act (Sec. 34-247k annual report filing window)https://www.cga.ct.gov/current/pub/chap_613a.htmSource ID: ct-cgs-chap-613a-llc-annual-report · direct coverage
• Connecticut General Statutes Chapter 601 - Business Corporation Act (Sec. 33-953 annual report on the anniversary date)https://www.cga.ct.gov/current/pub/chap_601.htmSource ID: ct-cgs-chap-601-corp-annual-report · direct coverage
• Connecticut DRS Sales and Use Tax Information (Form OS-114 due the last day of the month following the period)https://portal.ct.gov/drs/sales-tax/tax-informationSource ID: ct-drs-sales-and-use-tax-information · direct coverage
• Connecticut DRS Services Subject to Sales and Use Taxes (services to industrial, commercial and income-producing real property)https://portal.ct.gov/drs/sales-tax/services-subject-to-sales-and-use-taxesSource ID: ct-drs-services-subject-to-sales-tax · direct coverage
• Connecticut DRS Informational Publication 2018(2), Building Contractors' Guide to Sales and Use Taxeshttps://portal.ct.gov/-/media/drs/publications/pubsip/2018/ip-2018(2).pdfSource ID: ct-drs-ip-2018-2-building-contractors · direct coverage
• Connecticut DOL: What are the due dates of my quarterly tax returns (4/30, 7/31, 10/31, 1/31)https://portal.ct.gov/dol/knowledge-base/articles/unemployment-taxes/what-are-the-due-dates-of-my-quarterly-tax-returnsSource ID: ct-dol-quarterly-return-due-dates · direct coverage
• Connecticut Paid Leave contribution portal guidehttps://www.ctpaidleave.org/remit-contributions/online-portal-process?language=en_USSource ID: ct-paid-leave-remit-contributions · direct coverage