Filing taxes in Oklahoma for 2025 is underway, with the IRS set to begin accepting federal tax returns on Jan. 27. Oklahomans have until Tuesday, April 15, 2025, to submit their state and federal ...

Are you wondering when your tax return will arrive? You can check your refund status by using the IRS' "Where's My Refund?" tool for federal refunds or logging into OkTAP for Oklahoma state refunds.

The Heavy Vehicle Use Tax, known as Form 2290, is a yearly requirement. This year’s deadline is Tuesday, Sept. 2.

Importance of Filing on Time The IRS deadline to file Form 2290 for the 2025–2026 tax year is September 2, 2025.