Fadillah, M., Munandar, A., & Utari, A. P. (2026). The Impact of the SIGNAL (National Digital Samsat) Application on Motor Vehicle Taxpayer Compliance and Its Implications for Local Own-Source Revenue at the Samsat UPTB I Palembang Office . Economics and Digital Business Review, 7(1), 235–243. https://doi.org/10.37531/ecotal.v7i1.3664