Electric and Gas Service RequirementsTo ensure safety and reliability, we require all our contractors to follow specific requirements. Our electric, gas, and steam service manuals contain general procedures, standards, and specifications.
- A Customer Guide to Electrical Service Installation—Electric Blue Book (PDF)
- A Customer Guide to Natural Gas Service Installation—Gas Yellow Book (PDF)
- A Customer Guide to Padmounted Transformer Installations—Red Book (PDF)
Electric Meter Approved Equipment Lists