All special taxes levied pursuant to this article shall be administered in the following manner:
(a) Taxes collected shall be deposited in a separate fund, which shall be established in the treasury of the county and used only as prescribed by this title.
(b) The county shall transfer moneys intended for regional projects pursuant to Section 64830 from the fund to the agency periodically as promptly as feasible. The transmittals shall be made at least twice in each calendar quarter.