2027 Uniform Plumbing Code

2027 Uniform Plumbing Code (UPC)

Stay up to date with the latest plumbing requirements and industry standards with the 2027 Uniform Plumbing Code (UPC®). This edition providing convenient options for professional reference, project work, and everyday code consultation.

The 2027 UPC represents the latest approaches in the plumbing field and is the ninth edition developed through the ANSI Consensus process. It is designated as an American National Standard by the American National Standards Institute (ANSI).

Designed to promote safe and sanitary plumbing systems while allowing flexibility for innovation and new technologies, the 2027 UPC is an essential reference for plumbing professionals and other construction industry specialists.

Key Changes in the 2027 Uniform Plumbing Code

The 2027 UPC includes significant new and updated provisions covering plumbing systems, water management, safety, testing, wastewater treatment, and emerging technologies.

Key changes include:

• New provisions for adult changing stations
• New provisions for laminar flow faucets in healthcare facilities
• New provisions for sizing dual-purpose and instantaneous (tankless) water heaters
• New provisions for flow-through expansion tanks in water supply and distribution systems
• New provisions for pitless adapters, pitless units, and well caps
• New provisions for vacuum testing of drainage and vent systems
• New provisions for rehabilitation of existing building sewer and storm sewer piping
• Updated gray water system provisions addressing soil infiltration rates for nonpotable applications
• Updates to Appendix N addressing building water management planning and monitoring to reduce Legionella and scalding risks in plumbing systems
• New Appendix Q providing requirements for the safe operation, closure, and reopening of building water systems
• New Appendix U providing recommended practice for hydrogen fuel gas piping systems
• New Appendix V providing minimum requirements for onsite wastewater treatment systems for direct potable water reuse

Stay Current with the 2027 UPC

Whether you are designing plumbing systems, performing installations, conducting inspections, reviewing plans, or ensuring code compliance, the 2027 Uniform Plumbing Code provides an updated reference to current plumbing requirements and industry practices.

Get the 2027 Uniform Plumbing Code with Loose-Leaf Binder & Tabs and Soft Cover Book and keep the latest UPC requirements readily available for professional use.