Neither this chapter nor anything contained in this chapter shall be construed as a restriction or limitation upon any powers which the corporation might otherwise have under any laws of this state, but shall be construed as cumulative of any such powers.
No proceedings, notice, or approval shall be required for the organization of the corporation or the issuance of any bonds or any instrument as security therefor, except as is provided in this chapter, any other law to the contrary notwithstanding; provided, that nothing in this chapter shall be construed to deprive the state and its governmental subdivisions of their restrictive police powers over any properties of the corporation or to impair any power thereof of any official or agency of the state and its governmental subdivisions which may be otherwise provided by law.