Sec. 21.107.  ADDITIONAL TRANSFERS.  (a)  If the amount credited to the sinking and interest fund at the end of the fiscal year is insufficient to pay the interest coming due and the principal maturing on bonds for the next fiscal year, the comptroller shall transfer from the first money coming into the treasury, not otherwise appropriated by the constitution, an amount stipulated in the certification of the director as is necessary to pay the interest and principal on the bonds.
(b)  The director shall certify the amount required to be stipulated by Subsection (a) of this section as of August 15 of each fiscal year.
Acts 1975, 64th Leg., p. 1405, ch. 545, Sec. 1, eff. Sept. 1, 1975.  Amended by Acts 1997, 75th Leg., ch. 1423, Sec. 17.05, eff. Sept. 1, 1997.