Due Dates

Oct-Dec 2025 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).

Jan 2026 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)     • ...