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RFQ vs RFP vs IFB

An RFQ asks for prices on a defined need, an RFP asks for proposals scored on several factors, and an IFB is a formal sealed bid awarded to the lowest responsible bidder.

RFQ RFP IFB / ITB
What the county wants Prices A proposed solution and price Prices for fixed specifications
How it picks Lowest acceptable quote Highest score on stated criteria Lowest responsive, responsible bid
Formality Often informal (email) Formal, scored by a committee Formal, sealed, public opening
Negotiation Rare Common Not allowed
Typical uses Supplies, small jobs Software, services, consulting Construction, roads, vehicles

Read our full guide: RFQ vs RFP vs IFB: which is which and how to respond.

Last reviewed Oct 30, 2026. This is general information, not legal advice. Laws and thresholds change; check the current statute and the bid documents.