Okla. Stat. tit. 74, § 1811.4

A. "State Capitol Park" shall consist of all portions of the State Capitol grounds and within such boundaries as are located in the State Capitol Complex, including the Governor's Mansion and all properties within the public right-of-way along Lincoln Boulevard north from the north boundary line of Northeast 13th Street to the south boundary line of Northeast 28th Street and along Business Route 66, known as Northeast 23rd Street, from the east edge of Santa Fe Street east to the west edge of Kelley Avenue in Oklahoma City, Oklahoma, as designated on the amended plat filed in the office of the Secretary of State as File Number 155 in the State Property Records. B. The Department of Central Services shall be responsible for the maintenance and operation of the State Capitol Park. C. The Department of Central Services may contract with the Oklahoma Capitol Improvement Authority, the Oklahoma Department of Transportation, the City of Oklahoma City, or any other entity for the purpose of landscaping, beautification, capital improvement, operation, and maintenance of the State Capitol Park.