Industry Contracting Guide

Government Contracts for Plumbing

Plumbing contracts hit through MILCON, VA medical facility upgrades, and lead-line replacement under EPA grants flowing to municipalities.

Industry snapshot

Average contract size
$50K–$5M
Common certifications
UA · OSHA-30 · Master Plumber

Common government buyers

Typical contract types

  • FFP
  • IDIQ JOC
  • Subcontract

Challenges to expect

  • UPC/IPC code variations
  • Backflow certifications
  • Lead/copper rules

Where the opportunities are right now

  • VA medical facility renewals
  • Lead-line replacement programs
  • MILCON utility upgrades

Most relevant NAICS codes

States with the most plumbing contracting activity

FAQs

What agencies buy the most plumbing services?
Top federal buyers for plumbing include Department of Veterans Affairs, U.S. Army Corps of Engineers, NAVFAC.
What is the typical contract size in plumbing?
Average federal contract size in plumbing ranges $50K–$5M, with the largest awards typically flowing through IDIQ MATOC pools and BPAs.
Which NAICS codes apply to plumbing?
The most relevant NAICS codes are 238220 (Plumbing, Heating & Air-Conditioning Contractors); 237110 (Water & Sewer Line Construction); 541330 (Engineering Services).
What certifications matter most in plumbing contracting?
Common gating certifications include UA, OSHA-30, Master Plumber. Set-aside certifications (8(a), HUBZone, WOSB, SDVOSB) layer on top for small businesses.
What are the biggest challenges for new entrants?
UPC/IPC code variations; Backflow certifications; Lead/copper rules. These are surmountable but should be priced into your B&P investment.

Authoritative resources

Related how-to guides

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