Code of Colorado Regulations
Official Publication of the State Administrative Rules (24-4-103(11) C.R.S.)

4 CCR 723-7 RULES REGULATING RAILROADS, RAIL FIXED GUIDEWAYS, TRANSPORTATION BY RAIL, AND RAIL CROSSINGS

Current version

4 CCR 723-7 effective 05/29/2025 (PDF)

All versions

Rule version by effective date (PDF)	Filing Type	Adopted date	Colorado Register publication date	Rulemaking details (eDocket tracking #)
05/29/2025	Emergency Rule	05/29/2025	07/10/2025	2025-00231
04/30/2025	Emergency Rule	04/30/2025	06/10/2025	2025-00185
04/04/2025	Emergency Rule	04/04/2025	05/10/2025	2025-00148
12/23/2024	Emergency Rule	12/23/2024	01/25/2025	2024-00639
11/27/2024	Emergency Rule	11/27/2024	01/10/2025	2024-00595
10/30/2024	Permanent Rule	09/03/2024	10/10/2024	2024-00271
05/31/2024	Emergency Rule	05/31/2024	07/10/2024	2024-00272
04/30/2024	Permanent Rule	03/01/2024	04/10/2024	2021-00750
06/30/2022	Permanent Rule	05/19/2022	06/10/2022	2022-00082
04/30/2019	Permanent Rule	02/25/2019	04/10/2019	2018-00631
08/14/2018	Permanent Rule	06/25/2018	07/25/2018	2018-00070
02/15/2018	Emergency Rule	02/15/2018	03/25/2018	2018-00067
08/14/2017	Permanent Rule	07/05/2017	07/25/2017	2016-00653
04/05/2017	Admin Change by SOS	05/17/2017	n/a	2017-00181
09/07/2016	Emergency Rule	09/07/2016	10/10/2016	2016-00443
12/30/2008	Permanent Rule	10/27/2008	n/a	2008-00691
08/01/2007	Permanent Rule	05/17/2007	n/a	2006-00851
03/04/2007	Permanent Rule	12/13/2006	n/a	2006-00150
10/18/2006	Emergency Rule	10/18/2006	n/a	2006-01138
07/24/2006	Admin Change by SOS	07/24/2006	n/a	2006-00484
Imported	Permanent Rule	n/a	n/a	n/a