Okla. Stat. tit. 11, § 11-29-106: Contracts respecting fire protection

Any contract for fire protection entered into by the governing

bodies of municipalities shall expressly stipulate the terms and

conditions upon and in compliance with which each party thereof is

to cooperate in furnishing, maintaining, and operating fire

equipment for outside aid or mutual aid or making payment for such

service. Governing bodies may contract to supply fire protection to

owners of any individual properties.