C.R.S. § 12-10-507
12-10-507. Violation - penalty
12-10-507. Violation - penalty. Any person who fails to register as a developer in violation of this part 5 commits a class 6 felony and shall be punished as provided in section 18-1.3-401. Any agreement or contract for the sale or lease of a subdivision or part thereof shall be voidable by the purchaser and unenforceable by the developer unless the developer was duly registered under the provisions of this part 5 when the agreement or contract was made.