Okla. Stat. tit. 4, § 4-30.10: Disclosure of license

An animal shelter operator and commercial pet breeder shall

prominently display a copy of the animal shelter license or

commercial pet breeder license at the facility of the animal shelter

or commercial pet breeder. A commercial pet breeder shall include

the commercial pet breeder license number in each advertisement for

the sale or transfer of an animal by the commercial pet breeder. A

commercial pet breeder shall include in each contract for the sale

or transfer of an animal by the commercial pet breeder the

commercial pet breeder license number.