(a) If the board has made an initial payment prior to September 1, 1977, to acquire a state facility, other than a facility acquired under a contract with the United States, the state facility shall be deemed to have been acquired prior to September 1, 1977, for purposes of Section 16.186 of this code. If the board makes its initial payment on or after September 1, 1977, to acquire a state facility, other than a facility acquired under a contract with the United States, the state facility shall be deemed to have been acquired on or after September 1, 1977, for purposes of Section 16.186 of this code.
(b) If the board has executed a contract with the United States prior to September 1, 1977, to purchase a state facility, the state facility shall be deemed to have been acquired prior to September 1, 1977, for purposes of Section 16.187 of this code. If the board executes a contract with the United States on or after September 1, 1977, to purchase a state facility, the state facility shall be deemed to have been acquired on or after September 1, 1977, for purposes of Section 16.187 of this code.