Construction standards

Electric standards

Effective Date: Jan. 1, 2024

The Electric Line Extension and Service Standards are provided to assist customers, architects, engineers, contractors, developers and inspectors in planning and installing electric service. If you have any questions regarding the electric standards, send us an email.

The electric interconnection standards are now located in Chapter 13 – “Interconnection Requirements of Customer-Owned Generation” of the Electric Line Extension and Service Standards book.

Proposed revisions to the standards are listed in the Electric Revisions - 2025 Edition. The effective date for revisions is January 1, 2025 unless otherwise noted.

Natural gas standards

Effective Date: Jan. 1, 2024

The Natural Gas Line Extension and Service Standards are provided to assist customers, architects, engineers, contractors, developers and inspectors in planning and installing natural gas service. For questions regarding the natural gas standards, send us an email.

Proposed revisions to the standards are listed in the Natural Gas Revisions - 2025 Edition. The effective date for revisions is January 1, 2025 unless otherwise noted.

Water standards

Effective Date: Jan. 1, 2023

The Water Line Extension and Service Standards are provided to assist customers, architects, engineers, contractors, developers and inspectors in planning and installing water service. For questions regarding the water standards, send us an email.

Wastewater standards

Effective Date: Jan. 1, 2023

The Wastewater Line Extension and Service Standards are provided to assist customers, architects, engineers, contractors, developers and inspectors in planning and installing wastewater service. For questions regarding the wastewater standards, send us an email.