(1) A peace officer may arrest a person when:
He has a warrant commanding that such person be arrested; or
Any crime has been or is being committed by such person in his presence; or
He has probable cause to believe that an offense was committed and has probablecause to believe that the offense was committed by the person to be arrested.
Source: L. 72: R&RE, p. 198, § 1. C.R.S. 1963: § 39-3-102. L. 77: (1)(c) amended, p. 850, § 1, effective May 20.