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Buy through us
Explore buy through us
Category management
Government property for sale or lease
Personal property (tangible goods)
Real property (real estate and buildings) for public use
Vehicle sales
Products and services
Human capital
Industrial products and services
Office management
Professional services
Security and protection
Transportation and logistics services
Purchasing programs
Assisted acquisition
Centralized acquisitions
Commercial platforms
Emergency acquisition basic ordering agreements
Federal strategic sourcing initiative
Fleet management
Governmentwide acquisition contracts
HCaTS and HCaTS SB
Multiple award schedule, or MAS
OASIS and OASIS SB
OneGov
Requisition programs
Shared services
Payroll services
Support services for CABs
Sell to government
Explore sell to government
Step 1: Learn about government contracting
Ways you can sell to government
How to access contract opportunities
Conduct market research
Step 2: Compete for a contract
Register your business
Certify as a small business
Become a schedule holder
Market your business
Research active solicitations
Respond to a solicitation
What to expect during the award process
Step 3: Manage your contract
Comply with contractual requirements
Handle contract modifications
Monitor past performance evaluations
Real estate
Explore real estate
Assets identified for accelerated disposition
Child care services
Find a child care center
Explore historic buildings
Explore by architectural style
Explore by timeline
Find a historic building
Leasing
Leasing guidance
Leasing tools
Occupancy Agreement Space Inventory System, or OASIS
Reimburseable services program
eRETA RWA customer portal
eRETA user account request process
Water quality management
Workplace optimization
Answers to FAQs about Space Match
Commercial coworking
Offerings
Space Match
USE IT Act and occupancy data
Playbook: Federal daily check-in survey
Playbook: Laptop occupancy data
Utility services
Policy and regulations
Explore policy and regulations
Acquisition policy
Aviation management policy
Federal Advisory Committee Act management
Information technology policy
Real property management policy
Travel management policy
Regulations
Federal acquisition regulations
Federal management regulations
Federal travel regulations
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Explore small business
Register your business
Programs and eligibility
Find opportunities
Small business resources
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How to do business with us
Travel
Explore travel
Plan a trip
Per diem rates
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E-gov travel service (ETS)
Rideshare
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Federal travel regulation
Technology
Explore technology
Purchasing programs
Cloud computing services
Cybersecurity products and services
Governmentwide acquisition contracts
MAS information technology
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Artificial Intelligence
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FedRAMP
Federal identity, credentials, and access management
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Technology modernization fund
Training
About us
Explore about us
Background and history
Overview
Mission and strategic goals
Role in presidential transitions
Careers
Get an internship
Launch your career
Elevate your professional career
Discover special hiring paths
Resources and related links
Events and training
Events, training, and request a speaker
Our training programs
Newsroom
Agency blog
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Leadership directory
Federal Acquisition Service
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Contact us
  1. Home
  2. Small business
  3. Find opportunities
  4. Register your business
On this page

Register your business

In order to compete for federal contracts, you must register your business with key federal systems. This process establishes your business identity, lets agencies find you, and ensures you’re eligible for contract awards and subcontracts.

Where to begin and what you will need

  1. Know your NAICS code

    The North American Industry Classification System describes what your business actually does. Choosing one or more accurate codes that best match your products or services helps ensure your business appears in searches.

    NAICS codes are: 

    • Standardized codes used across government to classify industries
    • Often searched by agencies to find businesses that can fulfill their needs

    ➡️ Find your NAICS code

  2. Understand Size Standards

    The Small Business Administration sets size standards that determine whether your business qualifies as small for contracting purposes. Qualifying as a small business can unlock set-aside opportunities and special considerations in federal contracting.

    Size standards:

    • Are usually expressed in number of employees or average annual receipts
    • Vary by industry

    ➡️ Use the SBA size standards tool to check your small business size

  3. Register in SAM.gov

    The System for Award Management, or SAM.gov, is the primary method used to collect the following information from entities interested in obtaining federal government contracts:

    • Identifying information about the entity, to issue the unique entity identifier, or UEI, and commercial and government entity, or CAGE, code
    • Entity-level representations and certifications
    • Information necessary to receive payment under a contract, collect debts, or for government reporting purposes, such as taxpayer information

    In most cases, offerors or quoters are required to have an active federal government contracts registration in SAM when they submit an offer or quotation, at the time of award, and throughout the life of the contract. To see comprehensive instructions and a checklist for entity registration, download the entity registration checklist.

    When you register your business in SAM.gov, you will:

    • Create a user account
    • Provide business details (legal name, address, etc.) and obtain an UEI
    • Select your NAICS codes
    • Confirm size standard information (using SBA guidance)
    • Enter points of contact and payment information
    • Complete any required representations and certifications

    Once your registration is active, your business becomes searchable governmentwide. Submitting a registration and getting a UEI are BOTH FREE. You do not need to pay a third party to complete your registration.

    Registration tips you should know

    • Start early: Registration can take up to several days to complete and validate.
    • Keep it active: If required then you must maintain your registration, UEI, and CAGE code throughout the life of the contract through final payment.
    • Match information exactly: Make sure your business name, address, and ownership details are consistent across IRS, SAM.gov, and SBA records.
    • Prepare supporting information:You may need
      • Tax ID or EIN
      • Banking information for electronic payment
      • Corporate documents (if applicable)

    Information about the SAM.gov Data Bank

    SAM.gov reports support analysis of the federal award lifecycle. The Data Bank allows you to download or run reports on various domains. These reports:

    • Range from static pre-generated reports to fully customizable ad hoc reports
    • Can assist with analysis of federal spending and provide data by federal organization, geographical area, business demographics, and product or service type, among others.
  4. Get your UEI

    The UEI is now the authoritative identifier for those doing business with the federal government. There are differences between registration and obtaining a UEI only. Some entities who do business with the government may choose not to register in SAM.gov, for example, subcontractors. In this case, those entities cannot bid directly on federal contracts as prime contractors or seek federal assistance as a prime awardee. If this is the goal of your entity, you can go to SAM.gov and get a UEI only. The information required for getting a UEI without registration is minimal. 

    ➡️ Learn more and get your UEI

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Last updated: Apr 16, 2026
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