REFERENCE TITLE: traffic stops; unmarked vehicles; prohibition State of Arizona Senate Fifty-seventh Legislature First Regular Session 2025 SB 1174 Introduced by Senators Ortiz: Alston, Kuby; Representatives Abeytia, Sandoval An Act amending section 28-1594, Arizona Revised Statutes; relating to civil traffic violations. (TEXT OF BILL BEGINS ON NEXT PAGE) REFERENCE TITLE: traffic stops; unmarked vehicles; prohibition State of Arizona Senate Fifty-seventh Legislature First Regular Session 2025 SB 1174 Introduced by Senators Ortiz: Alston, Kuby; Representatives Abeytia, Sandoval REFERENCE TITLE: traffic stops; unmarked vehicles; prohibition State of Arizona Senate Fifty-seventh Legislature First Regular Session 2025 SB 1174 Introduced by Senators Ortiz: Alston, Kuby; Representatives Abeytia, Sandoval An Act amending section 28-1594, Arizona Revised Statutes; relating to civil traffic violations. (TEXT OF BILL BEGINS ON NEXT PAGE) Be it enacted by the Legislature of the State of Arizona: Section 1. Section 28-1594, Arizona Revised Statutes, is amended to read: START_STATUTE28-1594. Authority to detain persons; unmarked vehicles; definition A. Except as provided in subsection B of this section, a peace officer or duly authorized agent of a traffic enforcement agency may stop and detain a person as is reasonably necessary to investigate an actual or suspected violation of this title and to serve a copy of the traffic complaint for an alleged civil or criminal violation of this title. B. A peace officer may not stop and detain a person pursuant to subsection A of this section while the peace officer is driving an unmarked vehicle. C. For the purposes of this section, "unmarked vehicle" means a vehicle that is not appropriately marked to show that it is an official law enforcement vehicle. END_STATUTE Be it enacted by the Legislature of the State of Arizona: Section 1. Section 28-1594, Arizona Revised Statutes, is amended to read: START_STATUTE28-1594. Authority to detain persons; unmarked vehicles; definition A. Except as provided in subsection B of this section, a peace officer or duly authorized agent of a traffic enforcement agency may stop and detain a person as is reasonably necessary to investigate an actual or suspected violation of this title and to serve a copy of the traffic complaint for an alleged civil or criminal violation of this title. B. A peace officer may not stop and detain a person pursuant to subsection A of this section while the peace officer is driving an unmarked vehicle. C. For the purposes of this section, "unmarked vehicle" means a vehicle that is not appropriately marked to show that it is an official law enforcement vehicle. END_STATUTE