In a municipality, the mayor or a police officer of the city may arrest upon view a person whom he or she has probable cause to believe is guilty of a breach of the ordinances of the city or of a crime against the laws of the state and, upon reasonable information supported by affidavit, may procure process for the arrest of a person who may be charged with a breach of an ordinance of the city.
Power to arrest
Ark. Code Ann. § 14-52-204 — under Municipal Police Departments.
Ark. Code Ann. § 14-52-204