The main purpose of this legislation is to amend the Internal Revenue Code to restore the rules regarding wagering loss limitations. This aims to clarify how individuals can deduct losses from gambling activities on their tax returns. The key provision of this legislation is the amendment to the existing law that governs the deduction of wagering losses. Specifically, it modifies the language in the tax code to ensure that taxpayers can deduct their gambling losses for any taxable year without the previous restrictions that were put in place.