MISSISSIPPI LEGISLATURE

2025 Regular Session

To: Transportation

By: Representative Porter

House Bill 74

AN ACT TO AMEND SECTION 63-3-501, MISSISSIPPI CODE OF 1972, TO INCREASE THE SPEED LIMIT ON STATE HIGHWAYS WITHIN THE STATE TO 70 MPH AND TO INCREASE THE SPEED LIMIT ON INTERSTATE HIGHWAYS WITHIN THE STATE TO 75 MPH; AND FOR RELATED PURPOSES.

     BE IT ENACTED BY THE LEGISLATURE OF THE STATE OF MISSISSIPPI:

     SECTION 1.  Section 63-3-501, Mississippi Code of 1972, is amended as follows:

     63-3-501.  Except as otherwise provided in this section, no person shall operate a vehicle on the highways of the state at a speed greater than * * *sixty‑five (65) seventy (70) miles per hour.

     The Mississippi Transportation Commission may, in its discretion, by order duly entered on its minutes, increase the speed restrictions on any portion of the Interstate Highway System provided such speed restrictions are not increased to more than * * *seventy (70) seventy-five (75) miles per hour.  The commission may likewise increase the speed limit to * * *seventy (70) seventy-five (75) miles per hour on controlled access highways with four (4) or more lanes.

     A governmental entity that operates and maintains a toll road as authorized under Section 65-43-1, or that contracts with some person or business to operate and maintain a toll road as authorized under Section 65-43-3, may establish the maximum speed for motor vehicles operated on any such toll road; however, the maximum speed so established may not exceed eighty (80) miles per hour.

     SECTION 2.  This act shall take effect and be in force from and after July 1, 2025.