The purpose of this legislation is to establish a per diem allowance for Members of Congress to cover the costs of lodging, meals, and incidental expenses when they travel to and from the Washington Metropolitan Area to cast votes in Congress. This is intended to ensure that Members can fulfill their voting responsibilities without incurring significant out-of-pocket expenses. Key provisions of the legislation include the entitlement of Members of Congress to receive per diem allowances for lodging and meals when they travel for official business related to voting.