The BPJS Ketenagakerjaan social security program is an important protection instrument for workers in both the formal and informal sectors, including fishers who face high occupational risks and unstable incomes, yet its implementation still encounters various obstacles that hinder the sustainability of membership. This study aims to analyze the implementation of the BPJS Ketenagakerjaan program for fishers in Pasia Nan Tigo Urban Village, Koto Tangah Subdistrict, Padang City, and to identify th