Colorado Revised Statutes Title 31. Government Municipal § 31-16-110. County officers may serve process

Any sheriff of any county or city and county of this state may serve, within such sheriff's county, any process issued from any court or may make any arrest within such sheriff's county, authorized by law to be made by any municipal officers; but the only process or warrant for the arrest of any person charged with a violation of a municipal ordinance which shall be valid and executed outside the municipality where said violation occurred is that for the violation of an ordinance of any municipality in this state which is a criminal or quasi-criminal offense. For the purposes of this section, traffic offenses shall not be considered to be criminal or quasi-criminal offenses unless penalty points may be assessed under section 42-2-127(5)(a) to (5)(r), (5)(w), and (5)(x), C.R.S.