Section 18-4-504 - Third degree criminal trespass(1) A person commits the crime of third degree criminal trespass if such person unlawfully enters or remains in or upon premises of another.(2) Third degree criminal trespass is a petty offense, but: (b) It is a class 5 felony if the person trespasses on premises classified as agricultural land with the intent to commit a felony thereon; except that it is a class 6 felony if the agricultural land did not have a fence securing the perimeter.Amended by 2023 Ch. 298,§ 15, eff. 10/1/2023.Amended by 2021 Ch. 462, § 213, eff. 3/1/2022.L. 71: R&RE, p. 431, § 1.C.R.S. 1963:§ 40-4-504. L. 83:Entire section amended, p. 666, § 9, effective July 1. L. 84:(2)(a) amended, p. 1119, § 15, effective June 7. L. 89:(2)(b) amended, p. 834, § 48, effective July 1. L. 93:(1) amended, p. 1732, § 19, effective July 1. L. 2021:IP(2) amended,(SB 21-271), ch. 462, p. 3179, § 213, effective 3/1/2022; (2)(a)(II) added by revision,(SB 21-271), ch. 462, pp. 3179, 3331, §§ 213, 803. L. 2023:(2)(b) amended,(HB 23-1293), ch. 298, p. 1785 , § 15, effective October 1.Section 803(2) of chapter 462 (SB 21-271), Session Laws of Colorado 2021, provides that the act changing this section applies to offenses committed on or after March 1, 2022.