Every person engaged in the business of repairing, servicing, altering, replacing, removing, monitoring or installing an alarm system shall carry on his person, at all times while so engaged, a valid identification card and shall display such card to any police officer on request, which identification card shall be in the form prescribed for the chief and may be obtained from him upon proof of payment of the required fee to the city's finance director. Upon revocation of the license under which such identification card is issued or termination of employment of any person holding such card from the business described herein, the identification card shall be returned to the chief. It shall be unlawful for any person to carry on his person, use, display or have in his possession any such identification card containing any false or fictitious information, or possess such card when he is not employed by any person having a license under this chapter, or himself hold such license. (Ord. 2684 § 3, 2007: Ord. 2457 § 1, 2000)