The main purpose of this legislation is to remove the antitrust exemption that currently applies to graduate medical resident matching programs. This exemption allows these programs to operate without the usual legal scrutiny that prevents anti-competitive practices. By repealing this exemption, the legislation aims to promote fair competition and ensure that the matching process for medical residents is more transparent and equitable. The key provision of this legislation is the repeal of a specific section of the Pension Funding Equity Act of 2004 that grants the antitrust exemption.