(1) This part shall be in addition and supplemental to any other law providing for financing by airport authorities or municipal airports and shall not be deemed to amend or repeal any other law.
(2) No proceedings by an airport authority or municipal airport shall be required for loan agreements hereunder, except as provided by this part, any law to the contrary notwithstanding.
(3) No other requirements or restrictions applicable to borrowing by any airport authority or municipal airport contained in any other law shall be applicable to loans under this part.