Okla. Admin. Code § 252:110-1-3
This Chapter applies to all individuals and firms who are engaged in lead-based paint services in target housing and child-occupied facilities, except persons who perform these services within residential dwellings that they own, unless the residential dwelling is occupied by a person or persons other than the owner or the owner's immediate family while these services are being performed, or a child residing in the building has been identified as having an elevated blood lead level. This Chapter contains procedures and requirements for the accreditation of lead-based paint services training programs, procedures and requirements for the certification of individual and firms engaged in lead-based paint services, and work practice standards for performing such services.
Okla. Admin. Code § 252:110-1-3