Neither this chapter nor anything herein contained shall be construed as a restriction or limitation upon any powers which the corporation otherwise might have under any laws of this state, but shall be construed as cumulative of any such powers. Except as provided in Title 44, Chapter 12, Article 4, 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 respective police powers over any properties of the corporation, or to impair any power thereover of any official or agency of the state and its governmental subdivisions which may be otherwise provided by law.