KEADILAN GENDER DALAM PEMENUHAN HAK MATERNITAS TENAGA KERJA PEREMPUAN HAMIL DI PT. KINE PROJECT DITINJAU DENGAN UNDANG-UNDANG NOMOR 13 TAHUN 2003 TENTANG KETENAGAKERJAAN.Elsa BungaTrianaauthorWorkers have the right to receive protection, opportunity, and fair treatment in their employment relationship without discrimination. Especially pregnant female workers are vulnerable to discrimination. Pregnant female workers have very important maternity rights because they are directly related to the health, safety, and well-being of both mother and child. Maternity rights include leave for pregnancy, childbirth, menstruation, miscarriage, breastfeeding rights, work time protection, and protection from dismissal. Therefore, the company, as the employer, has a responsibility to its workforce in fulfilling their rights. Based on this background, it is necessary to study how gender justice is applied in fulfilling the maternity rights of pregnant female workers at PT. KINE Project, viewed in light of Law Number 13 of 2003 concerning Labor. And what are the legal efforts of workers and the responsibility of PT. KINE Project in fulfilling the maternity rights of pregnant female workers? The theories used in this study are gender theory and the theory of legal certainty. The method used is the empirical juridical method. In this approach, researchers use legal data sources, including primary law such as statutes and regulations, and focus on collecting and analyzing data that is tangible and observable. The results of this study indicate that pregnant female workers are entitled to their maternity rights as a form of gender justice within the company. PT. KINE Project has not been fully realized across the board, as there are still disparities in the fulfillment of maternity rights for pregnant female workers. Normatively, the company has complied with the provisions of Law Number 13 of 2003 concerning Manpower. The absence of legal remedies for female workers. When their maternity rights are not fulfilled due to a lack of knowledge or the absence of socialization regarding maternity rights of workers, this indicates a gap between legal provisions and the reality on the ground. The Company's responsibility in the PT. KINE Project has not been implemented optimally due to the lack of facilities that support the maternity rights of female workers.K Law (General)2026UNIVERSITAS SULTAN AGENG TIRTAYASA;HUKUMThesis