The United Nations Declaration on the Rights of Indigenous Peoples (UNDRIP), adopted in 2007, establishes a universal framework of minimum standards for the survival, dignity, and self-determination of the world’s indigenous populations—principles that directly apply to the Tausug people of Sulu. As an ethno-linguistic group with a rich history rooted in the Royal Sultanate of Sulu, the Tausug’s continues to preserve their Adat (customary laws), traditional leadership, and ancestral domains mirrors UNDRIP’s core protections for cultural identity and political autonomy. In the Philippines, this international declaration reinforces domestic frameworks related to the Indigenous Peoples’ Rights Act (IPRA) of 1997, validating Tausug customary land titles against modern encroachment. Furthermore, as key actors within regional self-determination movements, the Tausug utilize UNDRIP’s mandate for free, prior, and informed consent (FPIC) to safeguard their territorial sovereignty and ensure that broader governance frameworks, such as the Bangsamoro political structures, respect their distinct cultural heritage and local autonomy.