Rules in Progress

EFIS File and Link to Missouri Register Description Rule Number Progress Next Action Judge Assigned

EX-2026-0171

Missouri Register, Vol. 51, Feb. 17, 2026, pages 312-314

Missouri Register, Vol. 51, Aug. 3, 2026, pages 947-952

Proposed Rule for State Reliability Mechanism (Related to SB4).
  • 20 CSR 4240-23.040
Order of Rulemaking published in the Missouri Register August 3, 2026.

Order to be published in the CSR August 31, 2026;

Rule to be effective September 30, 2026.

Dippell

GX-2026-0285

Missouri Register, Vol. 51, June 1, 2026, pages 697-709 .

Proposed Amendments - Gas Safety Rule Updates.
  • 20 CSR 4240-40.020 
  • 20 CSR 4240-40.030
Order of Rulemaking filed with the Joint Committee on Administrative Rules August 12, 2026.

Order to be filed with the Secretary of State by October 7, 2026.

Dippell

MX-2026-0286

Missouri Register, Vol. 51, June 1, 2026, pages 709-718

Proposed Amendments – Manufactured Housing (2025 Periodic Rule Review).
  • 20 CSR 4240-120.011 
  • 20 CSR 4240-120.110
  • 20 CSR 4240-123.010 
  • 20 CSR 4240-123.020 
  • 20 CSR 4240-123.030 
  • 20 CSR 4240-123.040
  • 20 CSR 4240-123.090 
  • 20 CSR 4240-124.010
  • 20 CSR 4240-124.020
  • 20 CSR 4240-124.060
  • 20 CSR 4240-125.010
  • 20 CSR 4240-125.040
  • 20 CSR 4240-125.060
  • 20 CSR 4240-126.010
  • 20 CSR 4240-126.020
  • 20 CSR 4240-127.010
Order of Rulemaking filed with the Joint Committee on Administrative Rules August 12, 2026.

Order to be filed with the Secretary of State by October 7, 2026.

Dippell

OX-2026-0334

M issouri Register, Vol. 51, July 1, 2026, pages 814-824 .

Proposed Amendments and Rescission – Chapter 3 - Utilities (2025 Periodic Rule Review).
  • 20 CSR 4240-3.010
  • 20 CSR 4240-3.030
  • 20 CSR 4240-3.100
  • 20 CSR 4240-3.130
  • 20 CSR 4240-3.135
  • 20 CSR 4240-3.140
  • 20 CSR 4240-3.150
  • 20 CSR 4240-3.155
  • 20 CSR 4240-3.156 (Rescission)
  • 20 CSR 4240-3.162
  • 20 CSR 4240-3.200
  • 20 CSR 4240-3.205
  • 20 CSR 4240-3.230
  • 20 CSR 4240-3.255
  • 20 CSR 4240-3.300
  • 20 CSR 4240-3.400
  • 20 CSR 4240-3.625
Comment Hearing held August 5, 2026.

Order of Rulemaking to be filed with the Joint Committee on Administrative Rules by October 2, 2026;

Order to be filed with the Secretary of State by November 3, 2026.

Dippell

OX-2026-0335

Missouri Register, Vol. 51, July 15, 2026, pages 886-888 .

Proposed Amendments – Chapter 4 - Standards of Conduct (2025 Periodic Rule Review).
  • 20 CSR 4240-4.010
  • 20 CSR 4240-4.015
  • 20 CSR 4240-4.017
  • 20 CSR 4240-4.040

Published in Missouri Register on July 15, 2026;

Written comments due August 14, 2026.

 

Comment Hearing August 20, 2026, 10:00 a.m.
 

Dippell

TX-2026-0353

Missouri Register, Vol. 51, July 15, 2026, pages 888 - 895 .

Proposed Amendments – Communications Rules (2025 Periodic Rule Review).
  • 20 CSR 4240-28.012
  • 20 CSR 4240-28.014
  • 20 CSR 4240-29.010
  • 20 CSR 4240-29.020
  • 20 CSR 4240-29.030
  • 20 CSR 4240-29.100
  • 20 CSR 4240-31.016
  • 20 CSR 4240-34.020
  • 20 CSR 4240-34.090
  • 20 CSR 4240-36.020
  • 20 CSR 4240-36.030
  • 20 CSR 4240-36.040
  • 20 CSR 4240-36.050

Published in Missouri Register on July 15, 2026;

Written comments due August 14, 2026

.

Comment Hearing August 20, 2026, 10:00 a.m.

Dippell
    
Working Groups in which Rulemaking is Being Considered