A police officer is not required to complete an electronic control device initial training course curriculum under this regulation if: The police officer's authorization to use the specific manufacturer's model of an electronic control device is in effect on September 30, 2009 and the law enforcement agency has determined the police officer has: Received adequate training on the specific manufacturer's model of an electronic control device; and Demonstrated the ability to safely and effectively use the specific electronic control device; or The police officer has been authorized to carry or use a specific manufacturer's model of an electronic control device under §A(1) of this regulation and is seeking authorization to carry or use a different manufacturer's model of an electronic control device that the police officer's law enforcement agency has approved and determined: There are no significant operational differences between the current and new manufacturer's model of an electronic control device; or That the police officer has: Received adequate training; and Demonstrated the ability to safely and effectively use the new manufacturer's model of an electronic control device. Except under §A of this regulation, a police officer shall successfully complete a Commission-approved initial training course curriculum for the specific manufacturer's model of an electronic control device before the officer is authorized to carry or use the electronic control device as part of the police officer's official duties. A police officer is required to complete an initial training course curriculum if after successfully completing an initial training course curriculum, the police officer has not been authorized to carry or use the approved electronic control device: Within 2 years of completing an initial training course curriculum for the specific manufacturer's model of an electronic control device; or For 2 or more years and the police officer has not met the annual in-service training curriculum requirement for the specific manufacturer's model of an electronic control device under Regulation .04 of this chapter. Initial training course curriculum requirements may be completed: As part of police officer entrance-level training under COMAR 12.04.01.09; or Independent of police officer entrance-level training.