Okla. Stat. tit. 7, § 7-15
Earned income disregarded in determining need of assistance
The first Five Hundred Dollars ($500.00) per month of earned
income of a blind applicant for or recipient of assistance pursuant
to the laws of this state administered by the Department of Human
Services shall:
1. Not be deemed income or resources of such applicant or
recipient;
2. Be disregarded in determining the need of the applicant or
recipient; and
3. Not be deducted from the amount of assistance which any
applicant or recipient otherwise would receive.