SB942 • 2026

Allows vehicles to exceed weight limits by up to 10% in certain circumstances

Passed Legislature

This bill passed both chambers and reached final enrollment, even if later executive action is not shown here.

Sponsor: Brown (16), Justin; House handler: N/A
Last action: 2026-05-15
Official status: Informal Calendar S Bills for Perfection
Effective date: 2026-08-28

Plain English Breakdown

Using official source text because the generated explanation was unavailable or could not be confirmed against the official bill text.

Allows vehicles to exceed weight limits by up to 10% in certain circumstances

The following summaries of this bill are available: Print All Summaries Introduced Print SB 942 - This act provides that vehicles may exceed the vehicle weight limits otherwise specified by law by up to 10% under certain circumstances.

What This Bill Does

The following summaries of this bill are available: Print All Summaries Introduced Print SB 942 - This act provides that vehicles may exceed the vehicle weight limits otherwise specified by law by up to 10% under certain circumstances.
This act is identical to SB 736 (2025) and HB 1375 (2025).
TAYLOR MIDDLETON

Limits and Unknowns

This entry is temporarily using official source text because the generated explanation could not be confirmed against the official bill text during the last sync.

Bill History

2026-05-15 Missouri House of Representatives and Missouri Senate
Informal Calendar S Bills for Perfection
2026-04-15 S997
Bill Placed on Informal Calendar
2026-04-08 S890
Reported from S Transportation, Infrastructure and Public Safety Committee
2026-03-02 Missouri House of Representatives and Missouri Senate
Voted Do Pass S Transportation, Infrastructure and Public Safety Committee
2026-02-09 Missouri House of Representatives and Missouri Senate
Hearing Conducted S Transportation, Infrastructure and Public Safety Committee
2026-01-08 S128
Second Read and Referred S Transportation, Infrastructure and Public Safety Committee
2026-01-07 S45
S First Read
2025-12-01 Missouri House of Representatives and Missouri Senate
Prefiled

Official Summary Text

The following summaries of this bill are available:

Print All Summaries

Introduced

Print

SB 942 - This act provides that vehicles may exceed the vehicle weight limits otherwise specified by law by up to 10% under certain circumstances.

This act is identical to SB 736 (2025) and HB 1375 (2025).
TAYLOR MIDDLETON

Current Bill Text

Read the full stored bill text

SECOND REGULAR SESSION
SENATE BILL NO. 942
103RD GENERAL ASSEMBLY
INTRODUCED BY SENATOR BROWN (16).
4551S.01I KRISTINA MARTIN, Secretary
AN ACT
To amend chapter 304, RSMo, by adding thereto one new section relating to vehicle weight limits.
Be it enacted by the General Assembly of the State of Missouri, as follows:
Section A. Chapter 304, RSMo, is amended by adding thereto 1
one new section, to be known as section 304.173, to read as 2
follows:3
304.173. 1. As used in this section, the following 1
terms mean: 2
(1) "Construction materials", materials intended for 3
use in a construction project, including, but not limited 4
to, asphalt, concrete, and aggregates; 5
(2) "Interstate system", that portion of the national 6
system of interstate highways located within the boundaries 7
of Missouri, as officially designated or may be hereafter 8
designated by the state highways and transportation 9
commission with the approval of the Secretary of 10
Transportation, pursuant to Title 23, United States Code, as 11
amended; 12
(3) "Raw materials", materials intended for use to 13
produce construction materials, including, but not limited 14
to, sand, gravel, and rock. 15
2. Subject to the requirements specified in this 16
section, vehicles transporting construction materials from 17
the site of their production to the site of a construction 18
SB 942 2
project at which the materials will be used, or transporting 19
raw materials from their point of origin to a site at which 20
construction materials are produced, may exceed the weight 21
limits specified in section 304.180 by up to ten percent, 22
provided that the vehicle is properly maintained and 23
equipped to operate at the excess weight safely, and does 24
not exceed the gross vehicle weight rating for the vehicle 25
as specified by the vehicle's manufacturer. 26
3. This section shall not apply with regard to the 27
interstate system. 28
4. No vehicle operated at an excess weight in 29
accordance with this section shall be operated on any bridge 30
or other structure with a posted weight limit lower than the 31
vehicle's gross vehicle weight. 32
5. No vehicle operated at an excess weight in 33
accordance with this section shall be operated on any bridge 34
or other structure with any posted weight limit at a speed 35
greater than thirty miles per hour. 36
✓