Colo. Const. art. X, § 12

Public funds - report of state treasurer. (1) The general assembly may provide by law for the safekeeping and management of the public funds in the custody of the state treasurer, but, notwithstanding any such provision, the state treasurer and his sureties shall be responsible therefor. (2) The state treasurer shall keep adequate records of all moneys coming into his custody and shall at the end of each quarter of the fiscal year submit a written report to the governor, signed under oath, showing the condition of the state treasury, the amount of money in the several funds, and where such money is kept or deposited. Swearing falsely to any such report shall be deemed perjury. (3) The governor shall cause every such quarterly report to be promptly published in at least one newspaper printed at the seat of government, and otherwise as the general assembly may require.