This study investigates the impact of tax fraud on welfare outcomes in Nigeria, focusing on Personal Property Tax Fraud and Corporate Income Tax Fraud as key determinants of human development. Recognizing that tax revenue constitutes a critical source of . AJBMEB. 2026;47:75-86. Accessed April 18, 2026. https://americanjournal.org/index.php/ajbmeb/article/view/3494