Ark. Code Ann. § 12-12-102: Authority to investigate and arrest in contiguous county

Upon receiving permission from the proper county sheriff, any law enforcement officer, acting within the official scope of his or her duty, may investigate and arrest any person violating any provision of the Uniform Controlled Substances Act, § 5-64-101 et seq., in any county contiguous to the county in which the county sheriff or law enforcement officer is employed.