Government procurement glossary

Short definitions for terms you will see on government solicitations and RFPs.

RFPRequest for Proposal
A solicitation scored on criteria like approach, qualifications, and price (not price alone). Common for services, tech, and complex projects.
IFBInvitation for Bid
A solicitation awarded to the lowest responsive, responsible bidder that meets the specs. Used when requirements are clear.
RFQRequest for Quotation
A request for pricing on a defined good or service, usually for smaller buys. Award is typically on price among responsive quotes.
Sole source
A buy without competition because only one supplier can reasonably provide the item. Needs written justification and, above a threshold, board approval.
Set-aside
A solicitation limited to a bidder class such as small business, MBE, WBE, VOSB, or 8(a).
MBE/WBEMinority-owned / Women-owned Business Enterprise
Certification categories used for participation goals. Many solicitations require a utilization plan for MBE/WBE subcontractors.
Cooperative purchasing
Buying off a competitively awarded master contract (cooperative or statewide schedule) so agencies can issue POs without re-bidding. Examples: Sourcewell, OMNIA.
Pre-qualification
Vendors submit qualifications ahead of time to bid on a work category. Pre-qualified firms get solicitations when matching needs open.
Response deadline
The date and time the buyer must receive the bid. Late bids are usually rejected. Deadlines can move if answers to questions are late.
Addendum
A formal change to a solicitation before the deadline. Can change scope, terms, or the deadline. Acknowledge all addenda in the response.
Award notice
Public record of who won, including value and dates when known. Posted after evaluation.
Solicitation number
The buyer's unique ID for a procurement, used from posting through award.
NAICS codeNorth American Industry Classification System
A 6-digit code for the type of work. Buyers use it to filter vendors and set small-business size standards.
PSCProduct Service Code
A federal code for the product or service being bought. Common on SAM.gov notices alongside NAICS.
Place of performance
Where the work happens or goods are delivered. Used to find local opportunities.
Bonfire / vendor portal
An online system (Bonfire, OpenGov, DemandStar, and others) where vendors register, download packages, and upload bids.
Recompete
A new competition for work previously held by an incumbent. Often forecast from contract end dates.
Indefinite delivery / IDIQIndefinite Delivery / Indefinite Quantity
A contract that does not guarantee a fixed quantity. The buyer issues task or delivery orders as needs arise.

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