Amends GS 120-3.1, effective upon the convening of the 2023 General Assembly, as follows. Requires that General Assembly members' weekly travel allowances be calculated by multiplying the actual round-trip mileage from the member's home to Raleigh by the rate per mile, which is the business standard mileage rate set by the IRS in IR-2020-279, December 22, 2020 (was, Rev. Proc. 93-51, December 27, 1993). Requires the travel allowance rate to be based on the same updated business standard mileage rate.