A modification can be executed while the business continues using old rates or draft descriptions. Close that gap with a release check tied to the actual document. FAR 43.103 distinguishes bilateral modifications, signed by the contractor and contracting officer, from unilateral modifications, signed by the contracting officer. Read the particular action and its effective terms; an internal approval email or a submission receipt is not the same evidence. Read FAR 43.103.
Compare the executed result with the final request
Create a small difference log. For each requested item, record the approved result, effective date, source location, and any limitation or excluded portion. Check prices, units, category names, affected SINs, and attachments. Do not assume that the contracting officer accepted every detail of your final draft or that all pages share the same operational effect.
Fictional Oak River Consulting requested five category changes, but the executed package covers four and revises one description. Its administrator compares the result against the proposal instead of replacing the old folder wholesale. The fifth category remains in the pending register. The revised description becomes the approved baseline, while the proposed wording remains archived as historical evidence.
Make a release note that staff can use
- Authority: executed modification identifier and file location.
- Approved change: the exact items or terms affected.
- Timing: effective date and any relevant transition instructions.
- Operational owners: who updates each dependent system or template.
- Verification: the readback or sample check showing the update.
- Exceptions: unresolved questions and items excluded from the release.
Keep this note brief enough for a proposal manager to read during a live opportunity. Link to detailed evidence rather than pasting a whole contract into an internal announcement. Include a statement identifying which prior baseline is superseded. That helps people choose the right file without deleting the history needed to explain earlier transactions.
Update in a deliberate order
First establish the approved baseline. Next complete dependent catalog or administrative work using the applicable official process. Then update internal rate libraries, proposal templates, capability descriptions, and finance reference files. Finally, inspect representative outputs. The sequence is an internal control suggestion; the contract and current platform instructions determine the actual required procedures and timing.
GSA describes technical information, cost or pricing support, and other relevant requested information as part of modification evaluation. Preserve the evaluated package and correspondence alongside the executed result, especially when negotiation changed the outcome. A clean final PDF without its supporting history may be difficult to interpret later. See GSA's modification evaluation guidance.
Prove closure with a small sample
Oak River asks a proposal specialist to prepare a sample quote using one changed category and one unchanged category. The administrator checks that the approved description and rate appear and that the excluded fifth category remains unavailable in the approved library. Any mismatch reopens a specific task.
Close the register only when each affected owner supplies evidence or an explicitly documented exception remains assigned. Preserve a dated release index showing the current baseline and prior versions. This gives future staff a clear chain from requested change to executed authority to the materials the company actually uses.
Official sources & further reading
Sources checked for this edition: October 26, 2026. Recheck the current source and applicable contract before acting.
Keep the next step concrete
Use the working tool to capture your assumptions, supporting sources, and the decision that still needs review.