The Standard Specifications are only available in .pdf electronic format. Hard copies are not available from the Department.
2025 Standard Specifications
2025 Spec Book - June - effective June 26, 2025
2025 Spec Book - Jan
2025 Redline - Redlined documents of the Standard Specifications is for informational purposes only.
2020 Standard Specifications
Spec Book V5.1 - effective June 27, 2024
Spec Book V5.0 - effective January 11, 2024 (posted 11/30/23)
Previous Publications
V4.0 June 29, 2023
V3.1 September 22, 2022
V3.0 April 28, 2022
V2.3 September 9, 2021
V2.2 July 15, 2021
V2.1 April 29, 2021
V2.0 February 11, 2021
V1.3 December 17, 2020
V1.2 July 16, 2020
V1.1 April 23, 2020
V1.0 January 23, 2020
Redlined documents of the Standard Specifications is for informational purposes only.
2024 Redline
2023 Redline
2022 Redline
2021 Redline
2020 Redline
Specification Revisions
Current Proposed Specification Revisions
Comment period on draft specs closes on the last day of the month.
Future Specification Updates - Effective 2025
January 9
June 26
Final Specification Revisions
2025
2024
2023
Specification Revision Process
Please send comments and proposed specification changes to:
Please email