Okla. Stat. tit. 59, § 59-1151.25: Commercial roofing endorsement examination

A. Except as otherwise provided in the Roofing Contractor

Registration Act, on and after July 1, 2015, every roofing

contractor offering to engage in or engaging in performing

commercial roofing contractor work in this state shall be required

to take and successfully pass a commercial roofing examination

approved under the provisions of this act, and be in compliance with

all other provisions of the act and rules thereof before acting or

being endorsed as a commercial roofing contractor.

B. Examinations for a commercial roofer endorsement shall be

uniform and practical in nature and sufficiently strict to test the

qualifications and fitness of the applicants for endorsement.

Examinations shall be in whole or in part in writing. Examinations

shall be offered at least monthly; dates, times and locations are to

be determined by the registrar or third-party vendor with approval

of the registrar.

C. Any applicant initially failing to pass the examination

shall not be permitted to take another examination for a period of

thirty (30) days. Any applicant subsequently failing to pass the

examination shall not be permitted to take another examination for a

period of ninety (90) days. However, in a declared state of

emergency, the examination shall be available as often as possible

as determined by the registrar.

D. No commercial roofer endorsement shall be renewed unless the

qualifying party has completed the required hours of continuing

education, as determined and approved by the Committee of Roofing

Examiners and the Construction Industries Board.