Colo. Rev. Stat. § 39-22-2202
The department of revenue shall determine annually the total amount designated pursuant to section 39-22-2201 and shall report the amount to the state treasurer, who shall credit such amount to the pet overpopulation fund created in section 35-80-116.5(5), C.R.S. The general assembly shall appropriate annually from the pet overpopulation fund to the department the department's costs of administering the moneys designated as contributions to the fund. After subtracting the appropriation to the department, all designated moneys in the fund are hereby continuously appropriated for the purposes of this part 22. At the end of each fiscal year, the state treasurer shall transfer all designated moneys in the fund and all interest earned through the investment of fund moneys, after subtracting the appropriation to the department, as specified in section 35-80-116.5(5)(b), C.R.S.
C.R.S. § 39-22-2202