Department of Labor and Regulation



South Dakota Plumbing Commission proposed rule changes


Modify amendments to the 2024 plumbing code adoption including clarifying floor drain sloping, acceptable use of CPVC 80 pipe and fittings, and guidance for horizontal wet venting.

New content is added below as the draft rules move through the rule-making process.







Important Dates
Public Hearing:
Comment Deadline:
Interim Rules Committee Hearing:
Filed-Secretary of State:
Rule Effective:
04/28/2026
04/25/2026
05/05/2026
05/05/2026
05/25/2026
Agency Contact: Jerry McCabe mail to: DLRAdminRules@state.sd.us