Refresh 31 is live. Mass Mod A909 mandatory for all MAS contractors. Join the waitlist
Blog

GSA MAS compliance blog.

Plain-language coverage of what's changing in the GSA MAS program, why it matters for contractors, and what to do about it. No jargon, no fluff.

Most important right now

What Refresh 31 Actually Changed — and What It Means for Your Contract

TDR is mandatory. The PRC is gone. Mass Mod A909 has a 90-day clock. Here's what changed, what the deadlines are, and what contractors need to do before October 1.

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What changed in Refresh 31
  • TDR mandatory for every MAS SIN
  • Price Reductions Clause eliminated
  • CSP-1 disclosures no longer required
  • Mass Mod A909 — 90-day window
  • New AI acquisition clauses added
  • Non-TDR offers rejected outright
TDR Reporting

The Minimum Sales Thresholds That Most Contractors Don't Track

$100K in years 1 through 5. $125K each renewal period. These aren't suggestions. Miss them and GSA can terminate your contract. Most contractors aren't tracking their pace against the threshold until it's too late.

April 2026
FAR Compliance

What a Contractor Assistance Visit Actually Covers

GSA CAVs are more common post-Refresh 31. Most contractors don't know what's reviewed until they're in one. Here's the full scope and what auditors look for.

March 2026
Modifications

Economic Price Adjustments Under the New Refresh 29 Standard

EPA documentation requirements changed with Refresh 29. Longer approval timelines, more precise documentation requirements. What contractors need to know before submitting a price modification.

February 2026
MAS Offers

FCP Catalog Validation — What Gets Rejected and Why

The FAS Catalog Platform rejects more contractor uploads than most people realize. Common failure modes — missing fields, TAA country code errors, SIN mismatches — and how to catch them before the upload.

January 2026
TDR Reporting

Products vs. Services TDR Profiles — Why the Difference Matters

Product contracts require 12 data fields including Manufacturer and Manufacturer Part Number. Services contracts require 11 — those two are excluded. Submitting the wrong profile is one of the most common TDR validation failures.

December 2025

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