Key provisions of the 2017 Trump tax law are scheduled to expire at the end of 2025. Given the law’s fundamental problems — its high cost, skew toward high-income people, and failure to produce the promised economic benefits — policymakers should take that opportunity to make a course correction in the nation’s revenue policies. This would mean adhering to three principles: ending the tax cuts for high-income households on schedule, raising more revenue, and making new investments that prioritize low- and moderate-income people and families.