# What is a sole source contract? A sole source contract is awarded without full and open competition to the only source the agency considers able to meet the need, under an exception in FAR 6.302 that must be justified in writing. Common exceptions include only one responsible source (FAR 6.302-1), unusual and compelling urgency (6.302-2) and authorization by statute, which covers 8(a), HUBZone, SDVOSB and WOSB sole-source awards (6.302-5).Checked on 2026-11-12.Official source: [FAR 6.302](https://www.acquisition.gov/far/6.302) | Term | Sole source contract | | --- | --- | | Source | FAR 6.302 | ## Sole source contract meaning A sole source contract is awarded without full and open competition to the only source the agency considers able to meet the need, under an exception in FAR 6.302 that must be justified in writing.Common exceptions include only one responsible source (FAR 6.302-1), unusual and compelling urgency (6.302-2) and authorization by statute, which covers 8(a), HUBZone, SDVOSB and WOSB sole-source awards (6.302-5). Agencies publish a notice of intent and the justification, so other firms can respond if they believe they can meet the need. ## Questions Can a small business win a sole-source contract?Yes, through the SBA programs that allow sole-source awards below set dollar thresholds, such as 8(a), HUBZone, SDVOSB and WOSB.Are sole-source justifications public?Generally yes: J&As are posted on SAM.gov after award, with sensitive details redacted. ## Related - [8(a) program](https://samgovapi.io/glossary/8a-program) - [Glossary](https://samgovapi.io/glossary)Updated 2026-11-12. Sources checked 2026-11-12.Independent. Not affiliated with, endorsed by or sponsored by GSA, SAM.gov or any U.S. government agency. Registering in SAM.gov is free at sam.gov.

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