Oklahoma earned income credit and Sales Tax Relief Credit
State credits for working people with low income, plus a yearly sales tax relief credit for households with lower income.
Apply on the official site ↗Goes to Oklahoma.gov. Applying is free.
Who generally qualifies
Oklahoma residents who qualify for the federal EITC, and households with income under the sales tax relief limit.
Exact income limits and rules are set by Oklahoma Tax Commission and can change. Check the official site for current details.
How to apply
- File a Oklahoma income tax return.
- Claim the credit on your Oklahoma return (Form 511 or 538-S).
What to have ready
- W-2s or self-employment records
- Social Security numbers
- Children's information, if any
Common questions
- Does it cost anything to apply?
- No. Applying through the official site is free. Be wary of anyone who charges a fee to apply for you.
- Do I have to pay it back?
- No. This is free money that does not need to be paid back, as long as the information you give is accurate.
- Who decides if I qualify?
- Oklahoma Tax Commission makes the final decision. This page explains the program in general terms only.
- Where can I find current income limits and amounts?
- Income limits, benefit amounts and deadlines change, so check Oklahoma.gov for the latest details.
Added October 21, 2026. BenefitSearch is not affiliated with Oklahoma Tax Commission.