The main purpose of the Broadband Mapping Accurate Providers Act of 2026 is to improve the accuracy and reliability of maps that show where broadband internet service is available across the United States. The goal is to ensure that these maps reflect true service availability, which can help in making informed decisions about funding and expanding broadband access. Key provisions of this legislation require the Federal Communications Commission (FCC) to start a review of the current processes used to update these broadband maps within 120 days of the law being enacted.