What is a UEI Number?

In 2022, the federal government replaced the long-standing DUNS number system with the Unique Entity ID (UEI) as the official identifier for organizations doing business with the government. Here's everything you need to know about this important change.

What is a UEI Number?A UEI (Unique Entity ID) is a 12-character alphanumeric code issued by SAM.gov that identifies organizations working with the federal government. This identifier is essential for entities seeking federal contracts, grants, or other government funding opportunities.

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Key Points About UEI Numbers:

• Generated and managed through SAM.gov
• Free to obtain (unlike the previous DUNS system)
• Required for all federal award programs
• Replaces the DUNS number entirely
• Stays with your organization permanently

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When Do You Need a UEI? You need a UEI number if you:

• Apply for federal grants
• Bid on government contracts
• Receive federal funding
• Register in SAM.gov
• Submit proposals through grants.gov

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UEI vs. DUNS: What Changed? Understanding the transition from DUNS to UEI:

• Simplified process (single system vs. multiple registrations)
• No cost (DUNS numbers had associated fees)
• Faster acquisition (immediate vs. multi-day wait)
• Government-owned system (vs. third-party managed)
• Integrated with SAM.gov (vs. separate system)

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Looking Up UEI Numbers:

• UEI numbers are publicly searchable on SAM.gov
• No registration required to search
• Useful for verifying potential partners or subcontractors
• Helps confirm an organization's federal registration status

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Benefits of the UEI System:

• Streamlined federal award process
• Reduced administrative burden
• Enhanced data accuracy
• Better integration with federal systems
• Improved transparency

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Remember: While obtaining a UEI is a crucial first step, most federal opportunities require a complete SAM.gov registration beyond just having a UEI number.