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Plumbing & Fuel Gas Codes

Here's where to find the WSSC Plumbing and Fuel Gas Code and the most recent updates, as well as archived Code and Amendments.

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Plumbing-Mechanical Engineering Plan Review

Plumbing and Fuel Gas plans are required for most commercial construction. Follow these guidelines for submitting plans to get your project off to a smooth start.

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Inspections

To ensure that plumbing and gas installations meet minimum requirements for safety, most plumbing projects and gas furnace and appliance installations must be inspected by WSSC Water.

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Information for Homeowners

Here's a reminder for do-it-yourself homeowners: many plumbing repairs are in "don't go there" territory. And that's definitely true for gasfitting work. Review this important information for homeowne...

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Violations of the Code

If someone else doesn't follow the rules when your plumbing needs work, you could get in trouble. Don't take chances, learn how to be Code-smart.

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CAP Leak Repair Program

We have partnered with Habitat for Humanity Metro Maryland to repair on-property residential plumbing leaks will help customers save money and conserve water. 

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Finding and Verifying a Plumber/Gasfitter

Did you know our customers must use a licensed journeyman or Master Level plumber to do any plumbing or gasfitting work in your home? Read more on finding one.

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