SEPA may refer to: The Single Euro Payments Area, a payment-integration initiative of the European Union The Scottish Environment Protection Agency, Scotland’s environmental regulator and flood authority State Environmental Protection Administration, former name of the Ministry of Environmental Protection of the People's Republic of China The Seton Leather Company of Pennsylvania, an automotive leather company Southeastern Pennsylvania, a region in the US state of Pennsylvania The reporting mark of the Southeastern Pennsylvania Transportation Authority Sepa may refer to: Sepa language (disambiguation) Sepa language (Papua New Guinea), an Oceanic language of northeast New Guinea A lake in 108 Mile Ranch, British Columbia Sepa, Lääne-Saare Parish, village in Lääne-Saare Parish, Saare County, Estonia Sepa, Pihtla Parish, village in Pihtla Parish, Saare County, Estonia Sepa, Tartu County, village in Tartu Parish, Tartu County, Estonia Sepa (priest), an Ancient Egyptian, who lived during Third dynasty Sepa (skipper), a genus of skippers in the family Hesperiidae