BidSure field guide / FAR-based orientation
Section L vs. Section M: turn the solicitation into a working matrix.
For a small team, the useful distinction is simple: Section L tells you how the offer must be prepared and submitted; Section M tells you what the agency says it will evaluate. Track both, because meeting a format instruction and answering an evaluation factor are different tasks.
Start with the actual solicitation
Instructions govern the response; factors guide the evaluation.
Under the FAR uniform contract format, Part IV includes Section L (instructions, conditions, and notices) and Section M (evaluation factors for award). A solicitation may use a different organization or contain instructions and criteria in other sections. Use its own section labels, attachments, incorporated provisions, and amendments as the working source of truth.
For acquisitions conducted under FAR Part 15, FAR 15.305 says proposals are assessed on the factors and subfactors specified in the solicitation. That does not mean every missed item has the same consequence: wording, materiality, the solicitation, and applicable procedures matter. Do not assume an omission is harmless or automatically disqualifying; resolve uncertainty through the contracting officer using the solicitation’s stated process.
A small-bidder workflow
Build one row for each thing you must do or show.
- 01
Collect the controlling documents.
Start with the solicitation and every amendment, attachment, and incorporated instruction it identifies. Record the section or page for each item, and confirm you are working from the current version.
- 02
Separate submission mechanics from evaluation signals.
Capture L items such as volumes, page limits, file format, due time, and required forms. Capture each M factor and significant subfactor separately, including any stated relative importance. Keep the requirement’s wording traceable to its source.
- 03
Give every row a response location and a check.
For an L row, name the volume, file, or form and the final mechanical check. For an M row, name where the response addresses the factor and what evidence supports it. Mark unclear or conflicting items for resolution rather than guessing.
Illustrative only / not an actual procurement
Fictional facilities-maintenance response
Section L · submission instruction
Fictional example: submit a technical volume of no more than five pages, separate from the price volume.
- Response location
- Volume I · Technical approach
- Evidence / final check
- Check the final page count and confirm that pricing is in the separate volume.
Section M · evaluation factor
Fictional example: technical approach is evaluated for work sequence, staffing, and risk controls.
- Response location
- Volume I · Technical approach; address each named element directly.
- Evidence / final check
- Point to the schedule, staff roles, and a specific risk/mitigation for each major task.
This example is invented to show a mapping method. It is not based on an actual solicitation and does not describe any agency’s requirements or evaluation approach.
Official references
Check the FAR text and the solicitation.
- Acquisition.gov — FAR 15.201 — Exchanges with industry before receipt of proposals
For Part 15 acquisitions, paragraph (f) identifies the contracting officer as the focal point for exchanges with potential offerors after solicitation release.
- Acquisition.gov — FAR 15.206 — Amending the solicitation
For Part 15 acquisitions, covers solicitation amendments when the Government changes its requirements or terms and conditions.
- Acquisition.gov — FAR 15.204-1 — Uniform contract format
Table 15-1 places instructions, conditions, and notices in Section L and evaluation factors for award in Section M when the uniform contract format is used.
- Acquisition.gov — FAR 15.304 — Evaluation factors and significant subfactors
Explains the evaluation factors and their relative importance for covered Part 15 source selections; the solicitation states the factors that affect award.
- Acquisition.gov — FAR 15.305 — Proposal evaluation
For Part 15 competitive proposals, describes assessment against the factors and subfactors specified in the solicitation.
This guide is general information, not legal advice or a determination that a response is compliant, responsive, or eligible for award. No matrix or analysis can guarantee compliance or an award. Read the current solicitation and amendments; use the stated contracting-officer channel for questions about their requirements.