In September 1989 Lucyga joined the opposition party Neues Forum and in late 1989 the Social Democratic Party of Germany. She was elected as the Volkskammer delegate of Rostock in the first free election in East Germany in March 1990 and became a member of the German Bundestag after the reunification of Germany in October 1990. Lucyga was reelected in 1994, 1998, 2002 and abandoned to candidate in 2005.
Speaker: Thomas Ebermann, Bärbel Rust, Waltraud Schoppe until 26 January 1988; Helmut Lippelt, Regula Schmidt-Bott, Christa Vennegerts until 30 January 1989, Helmut Lippelt, Jutta Oesterle-Schwerin, Antje Vollmer until 15 January 1990; Willi Hoss, Waltraud Schoppe (until 21 June 1990), Marianne Birthler (from 4 October 1990), Antje Vollmer