The International Maritime Pollution Accountability Act of 2025 aims to mitigate the environmental impact of the shipping industry, particularly its greenhouse gas emissions and air pollution. This legislation seeks to hold shipping companies accountable by imposing fees based on the carbon dioxide emissions generated during their voyages, thereby promoting cleaner shipping practices and improving air quality, especially in port areas. Key provisions require operators of large cargo vessels, specifically those over 5,000 gross tons, to report detailed voyage information starting in 2027.