Cal. Pub. Util. Code § 50181

The district may without limitation by any other provisions of this part requiring approval of indebtedness, accept contributions of money, rights-of-way, labor, materials, and any other property for the acquisition, construction, maintenance, and operation of transit facilities, and may without limitation by any other provisions of this part enter into any contracts and co-operation with and accept co-operation from the State, or any department, instrumentality, or agency thereof, or any public agency in the acquisition, construction, maintenance, and operation of, and in financing the acquisition, construction, maintenance, and operation of, any such transit facilities.