Okla. Stat. tit. 85A, § 85A-33: Statute of limitations

A. The right to claim compensation for benefits from the

Multiple Injury Trust Fund shall be forever barred unless a Notice

of Claim, on a form prescribed by the Workers' Compensation

Commission, shall be filed with the Commission within one (1) year

of the date of the last order for permanent partial disability

arising from the latest claim against the last employer.

B. When a claim for benefits from the Multiple Injury Trust

Fund is filed, unless a claimant shall in good faith request a

hearing and final determination thereon within two (2) years of the

filing thereof, the same shall be barred.

C. An attorney who represents a respondent or insurance carrier

in a claim against the last employer shall not represent the

employee in a subsequent claim against the Multiple Injury Trust

Fund.