Every contract file needs a price fair and reasonable determination. Learn what that means, how to support it, and why "fair and reasonable" requires actual analysis behind it.
How to analyze pricing, document your findings, and make sure your determination holds up to review.
FAR 12.204(a) says the contracting officer must determine the price to be fair and reasonable. One quote or twenty, competed or sole source, the requirement is the same. You need to make this determination and document it in the file.
Fair means the price is not too high. The Government is not overpaying.
Reasonable means the price makes sense given the conditions. Prices move. A price that looks high compared to last year might be perfectly reasonable if material costs surged, if there is a labor shortage, or if the scope changed. Context matters. Reasonable means you can look at the price, look at the market, and say: yeah, that tracks.
New contracting officers sometimes confuse "reasonable" with "not too low." Those are different things. Evaluating whether a price is too low to perform has its own name: price realism.
Price realism asks: can this contractor actually do the job at this price, or are they going to run into trouble?
On a firm-fixed-price contract, the contractor assumes the risk of underpricing. That is the whole point of FFP. The contractor agreed to deliver at that price. If they underpriced it, that is their problem. Generally, the Government does not care if a contractor bids low on a FFP. They chose to take on that risk.
You cannot conduct a price realism analysis unless you told offerors you would. GAO has been clear on this. In ERIMAX, Inc. (B-410682, 2015), GAO held that agencies are neither required nor permitted to conduct a price realism analysis on a fixed-price contract unless the solicitation advised offerors that it would happen. If your solicitation did not say that, you cannot reject a quote for being unrealistically low.
For commercial acquisitions, FAR 12.204(a) says to base price reasonableness on competitive quotations or offers "whenever possible." Beyond that, it does not mandate a specific technique, a particular form, or how many comparisons you need to make.
Commercial items are bought and sold in the commercial marketplace every day. The FAR trusts that market forces, competition, and your professional judgment are enough to determine whether a price makes sense. You have maximum flexibility in how you get there.
While there is no required process, here are practical techniques that work. FAR 15.404-1(b) lists several, but it explicitly says "including, but not limited to." You are not limited to what is on this list. Use one, use several, use whatever combination makes sense for what you are buying. The goal is to be able to explain to a reviewer why you believe the price is fair.
FAR 15.404-1(b) says "including, but not limited to." So the techniques above are a starting point, not the whole picture. Sometimes the circumstances of your acquisition tell you something about price all on their own.
Reasonable expectation of competition. Consider this scenario: you posted a solicitation, multiple vendors downloaded it, and one submitted a quote. That vendor did not know they would be the only respondent. They prepared their quote believing they were competing against other offerors. When a vendor thinks they have competition, they have every incentive to sharpen their pencil and submit their best price. That expectation of competition is a meaningful factor. You would not rely on it alone, but it supports your determination alongside other techniques.
Value analysis. FAR 15.404-1(d) calls this out separately. What is the item actually worth based on its function, utility, and performance? This is particularly useful for unique requirements or when you are evaluating whether the Government is getting adequate value for the price.
Commercial market conditions. Is this a commodity with transparent market pricing? Are prices rising industrywide due to supply chain issues or material shortages? Market conditions can explain pricing and support your determination when the numbers alone might raise questions.
One quote or a sole source does not let you off the hook. You still need a price fair and reasonable determination. You just have to get more creative about supporting it.
Keep in mind: a sole source and a single quote are different situations. If you competed the requirement and only one vendor responded, that vendor prepared their quote believing they had competition. They had incentive to give you a good price. A sole source vendor knows from day one they are the only game in town. Both require a determination, but you may have more supporting factors available than you think.
Things you can do: Compare to prior pricing (if this is a repeat buy). Pull published catalogs or commercial price lists. Use your market research. Compare to the IGCE. Apply parametric estimating or rough yardsticks. Ask the vendor for commercial sales data, discounts from list price, or price history. Note whether the vendor had a reasonable expectation of competition. Build your case from whatever sources are available.
For commercial items, you cannot require certified cost or pricing data. But you can request other than certified cost or pricing data to support your determination. Ask the vendor for commercial sales data, price history, or discount structures. The requirement to document fair and reasonable pricing still applies regardless.
A solid single-quote determination might read: "Although only one quote was received, the solicitation was posted publicly and downloaded by four vendors, creating a reasonable expectation of competition. The quoted price of $X was compared to (1) the prior contract price for the same services, adjusted for a 3.2% inflation rate; (2) published rates on the GSA schedule for comparable services; and (3) the independent Government cost estimate. All comparisons support the conclusion that the price is fair and reasonable."
This is where most people fall short. A one-liner in the file that says "price determined fair and reasonable" with nothing behind it does not hold up. Your documentation should include:
What you are buying. A brief description of the requirement. What is the good or service? What are the key specifications? What is the delivery timeline?
The price quoted. The actual dollar amount or rate offered by the awardee.
What you compared it to. This is the critical part. Do not write "I compared prices." Write "The quote of $45,000 falls within the range of competitive quotes received ($43,200, $46,800, and $48,500) and aligns with the GSA contract price for identical services." Actual numbers matter. A reviewer needs to see your work, not just your answer.
Your conclusion. Based on your analysis, is the price fair and reasonable? Why? What did your analysis show you?
Watch out for these:
Circular reasoning. "The price is fair because it is within the IGCE." Who wrote the IGCE? If the IGCE was based on the vendor's prior pricing or on the vendor's own quote, you are comparing the vendor to themselves. Your IGCE should be your own estimate based on market knowledge and independent research.
Assuming competition equals fairness. Competition helps, but two quotes that are both overpriced do not make each other fair. If both vendors quoted $100,000 for something the Government has historically paid $40,000 for, competition alone does not explain the jump.
Not adjusting for changes. Comparing a price for 100 units to a prior price for 1,000 units without acknowledging economy of scale is not meaningful. Address what changed between the old price and the new quote.
Ignoring market conditions. Prices change. Supply chain disruptions, inflation, labor markets. If you are comparing a current quote to a price from several years ago, acknowledge the difference and adjust.
Failing to document. If it is not written down, it did not happen. Your price analysis work, your comparisons, your reasoning: all of it needs to be in the file.
The governing regulation for commercial acquisitions. Paragraph (a) establishes the requirement to determine price fair and reasonable, with maximum flexibility in how you get there.
Open FAR 12.204While not mandatory for commercial acquisitions, this section describes price analysis techniques (competitive quotes, prior pricing, IGCE comparison, value analysis) that are useful tools in your toolbox.
Open FAR 15.404-1Covers the exceptions to certified cost or pricing data requirements, including commercial items. Explains when you can use other than certified cost or pricing data instead.
Open FAR 15.403-1The complete regulation governing commercial acquisitions after the FAR Overhaul. Start here for the full picture of how commercial buying works.
Open FAR Part 12How FAR Part 12 changed under the overhaul. Useful context for understanding where price analysis fits in the restructured commercial acquisition process.
Open RFO Deviation GuideReal-world examples of how price analysis has been challenged in protests. See what reviewers look for and what documentation strengthens your position.
Open GAO Bid Protests