 Immigration officers' powers over citizens of the European Economic Area (EEA) and their family members are governed by the Immigration (EEA) Regulations 2006.Immigration officers have the power of arrest and detention conferred on them by the Immigration Act 1971, when both at ports and inland.In practice, port immigration officers exercise powers under Schedule 2 of the Immigration Act 1971 and inland immigration Officers under S28A-H of the Immigration Act 1971 and paragraph 17 of Schedule 2.