Okla. Stat. tit. 74, § 74-1253: Temporary interchange of employees authorized

(a) Any department, agency, or instrumentality of the state is

authorized to participate in a program of interchange of employees

with departments, agencies, or instrumentalities of the federal

government, or another state, as a sending or receiving agency.

(b) The period of individual assignment or detail under an

interchange program shall be negotiated on an annual basis. Details

relating to any matter covered in this act may be the subject of an

agreement between the sending and receiving agencies. Elected

officials shall not be assigned from a sending agency nor detailed

to a receiving agency.