Minnesota Administrative Rules Agency 222 - Plumbing Board
Here’s a structured summary of Minnesota Administrative Rules — Agency 222: Plumbing Board, highlighting its chapter framework and key provisions:
🛠️ Agency 222 – Plumbing Board Overview
The Plumbing Board (Agency 222) administers rules through three main chapters under the Minnesota Administrative Rules, found on the Revisor site and summarized via Cornell/Justia including:
Chapter 4714 – Plumbing Code
Chapter 4715 – Plumbing Code
Chapter 4716 – Plumber Licensing & Apprentice Registration
📘 Chapter 4714 – Plumbing Code
Covers detailed plumbing installation and material standards; includes sections from definitions to rainwater systems and storm drainage:
Part 4714.0050 – Title and incorporation by reference of the Uniform Plumbing Code
Part 4714.0100 – Basic plumbing principles emphasizing potable water protection, sanitation, trap seals, venting, and fixture standards A–W
Parts 4714.0203–0221 – Definitions of terms (A–S)
Parts 4714.0301–0315 – Materials, piping, supports, joint methods, and special systems (e.g., food-handling, medical gas)
Parts 4714.0403–0422 – Fixtures: water-conserving devices, prohibited fittings, sinks, drinking fountains
Parts 4714.0501–0511 – Water heaters, venting, combustion air systems
Parts 4714.0601–0612 – Hot/cold water connections, cross-connection control, pressure relief, piping sizing
Parts 4714.0701–0717 – Drainage system design: materials, cleanouts, testing, sewer connections
Parts 4714.0801–0814 – Indirect waste & pool systems
Parts 4714.0902–1009 – Venting and traps specifications
Parts 4714.1101–1110 – Storm drainage leaders, roof systems
Parts 4714.1401, 4714.1701–1702 – Reference standards, nonpotable rainwater catchment
Example: Part 4714.0609 lays out installation, testing, unions, and location rules for potable water lines
📘 Chapter 4715 – Plumbing Code
Functions as a companion to 4714 with additional technical code sections (Parts 4715.0100–.0340) .
📘 Chapter 4716 – Plumber Licensing & Apprentice Registration
Establishes regulations on licensing of plumbers and apprentices (Parts 4716.0010–.0050), including application, examination, renewal, and expiration terms.
🔎 Additional Info & Resources
Minnesota Department of Labor and Industry oversees the Plumbing Board: adopts the 2020 Plumbing Code (effective Dec 17, 2021), aligns with UPC and conducts rulemaking.
Board comprises 14 members (12 governor-appointed), sets licensing rules, continuing education, and interprets code.
✅ Need More Details?
| Focus Area | What I Can Provide |
|---|---|
| Specific code text | E.g., trap installation (4714.1001) or water heater venting (4714.0509) |
| Licensing process | Steps for apprentice approval, continuing education rules |
| Rulemaking history | Latest amendments or UPC adoption details (R-04633, R-04713, etc.) |
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