The commissioners court shall provide for the payment of the principal of and interest on bonds issued under this subchapter by pledging all or part of the revenue derived from:

1. (1) the operation of the library building; or
2. (2) the lease of space in the library building.

Added by Acts 1999, 76th Leg., ch. 227, Sec. 1, eff. Sept. 1, 1999.