Events for June 1, 2028

Jan-Mar 2028 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:•  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).

Oil & Gas/Mining Jan-Dec 2027 Annual Due DateFor your tax accounts with annual filing and payment requirements for the tax types listed below:Tax Types:•  Mining Severance (MIN)•  Oil & Gas Severance (OGS)File and pay online using Taxpayer Access Point (TAP).