Jan-Dec 2026 Individual Income (TC-40), Fiduciary (TC-41) and Corporate Income (TC-20/TC-20S/TC-20MC) Tax 6-month Filing Extension Due Date Individual Income, Trusts/Estates and Corporations are automatically allowed an extension of up to six months to file a return without filing an extension form. This is NOT an extension of time to pay your taxes – it is only an extension of time to file ...
Sep 2027 Monthly Due DateFor your tax accounts with monthly filing and payment requirements for the tax types listed below:Tax Types: • Beer (BER)• Fuels (FTX)• Sales and Use (STC)• Sales Related Taxes - • E-911 - Emergency Services (SEM) • Sales Tax Energy (STE) • Motor Vehicle Rental (STL) • Municipal Telecom (SMT) • ...
Jul-Sep 2027 Quarterly Due DateFor your tax accounts with quarterly filing and payment requirements for the tax types listed below:Tax Types: • Cannabinoid Products (CBD)• International Fuel Tax (IFTA) • Special Fuel User (SFU) - Only if elect to file quarterly• Local Impact Mitigation (LIM)• Radioactive Waste (RAW)• Sales and Use (STC)• Sales Related Taxes - • ...
Tax and DMV offices are closed for Veterans Day on Thursday, November 11, 2027.
Tax and DMV offices are closed for Thanksgiving Day on Thursday, November 25, 2027.
Oct 2027 Monthly Due DateFor your tax accounts with monthly filing and payment requirements for the tax types listed below:Tax Types: • Beer (BER)• Fuels (FTX)• Sales and Use (STC)• Sales Related Taxes – • E-911 - Emergency Services (SEM) • Sales Tax Energy (STE) • Motor Vehicle Rental (STL) • Municipal Telecom (SMT) • Restaurant (SPF) ...
Jul-Sep 2027 Quarterly Due DateFor your tax accounts with quarterly filing and payment requirements for the tax types listed below:Tax Types:• Oil & Gas Conservation (OGC)Quarterly Prepayment Only:• Mining Severance (MIN)• Oil & Gas Severance (OGS)Note: Quarterly prepayments for MIN and OGS are due if the prior year tax exceeded $3,000.File and pay online using Taxpayer Access Point (TAP).
Jul-Sep 2027 Quarterly Due DateFor your tax accounts with quarterly filing and payment requirements for the tax types listed below:Tax Types:• Oil & Gas Conservation (OGC)Quarterly Prepayment Only:• Mining Severance (MIN)• Oil & Gas Severance (OGS)Note: Quarterly prepayments for MIN and OGS are due if the prior year tax exceeded $3,000.File and pay online using Taxpayer Access Point (TAP).
Tax and DMV offices are closed for Christmas Day (Observed) on Friday, December 24, 2027.
Tax and DMV offices are closed for New Year's Day (Observed) on Friday, December 31, 2027.
2026 - Renter's Credit (Renter Refund) Application DeadlineThe TC-90CB, Renter Refund Application is due by December 31. For more information, see our Renter's Credit information on our website.You may file your current Renter's Credit (Renter Refund) Application online using Taxpayer Access Point (TAP).
Nov 2027 Monthly Due DateFor your tax accounts with monthly filing and payment requirements for the tax types listed below:Tax Types: • Beer (BER)• Fuels (FTX)• Sales and Use (STC)• Sales Related Taxes – • E-911 - Emergency Services (SEM) • Sales Tax Energy (STE) • Motor Vehicle Rental (STL) • Municipal Telecom (SMT) • ...