The report provides a description and an assessment of the recent actions carried out by the Mexican government to enhance the quality of regulation and regulatory governance in the rail sector in Mexico. In particular, the report identifies and describes recent regulatory reforms in the rail sector; the progress in implementing OECD recommendations relative to rail regulation issued in 2017; the reforms that led to the Mexican Rail Regulatory Agency, as well as the legal powers granted. It also documents the current regulatory practices of this Agency. The reforms and practices are assessed against OECD principles and country experiences. Finally, the report provides recommendations for continuing the reform efforts.