Claim: AZS Politechnika Warszawska and BBTS Bielsko-Biała were promoted to Polish Volleyball League in the 2003–04 Polish Volleyball League, the 68th season of Polish Championship, held on October 4, 2003 - April 20, 2004.
Evidence: AZS Politechnika Warszawska and BBTS Bielsko-Biała were promoted to Polish Volleyball League in this season. 2003–04 Polish Volleyball League was the 68th season of Polish Championship (4th season as professional league) organized by Professional Volleyball League SA (Polish: Profesjonalna Liga Piłki Siatkowej S.A.) under the supervision of Polish Volleyball Federation (Polish: Polski Związek Piłki Siatkowej). October 4, 2003 - April 20, 2004