Decree-Law No. 5/97/M regulating flags and other signals to be used into the ports of Macau. Country/Territory China, Macao SAR Document type Legislation Date 1997 Source FAO, FAOLEX Subject Sea Keyword Navigation Authorization/permit Harbour Geographical area Asia, Eastern Asia, North Pacific, North-West Pacific Abstract This Decree-Law regulates regulating flags and other requirements into the ports of Macau. It consists of 3 articles specifying the flag and signal requirements to be satisfied by vessels to entering and staying into the ports under the jurisdiction of Macau. Full text Portuguese Website bo.io.gov.mo