Federal Set-Aside Programs Explained: 8(a), HUBZone, SDVOSB, WOSB
Published March 20, 2026 | 12 min read | By GovContract Daily
The federal government sets goals to award at least 23% of all prime contracting dollars to small businesses. To make this happen, agencies "set aside" specific contracts so that only qualified small businesses can bid.
If you qualify for one or more set-aside programs, you're competing against a dramatically smaller pool of businesses — and some programs even allow agencies to award contracts to you without any competition at all.
Here's everything you need to know about each program, who qualifies, and how to get certified.
Overview: The Five Major Set-Aside Programs
| Program | Ownership Requirement | Sole-Source Limit | FY2025 Goal |
|---|
| Small Business (SB) | Any U.S. small business | $250K | 23% |
| 8(a) | Socially/economically disadvantaged | $4.5M goods / $7M services | 5% |
| HUBZone | Located in Historically Underutilized Zone | $7M | 3% |
| SDVOSB | Service-disabled veteran | $7M | 3% |
| WOSB/EDWOSB | Women-owned | $7M | 5% |
Multiple Certifications = More Opportunities
You can hold multiple certifications simultaneously. A woman-owned business in a HUBZone could bid on WOSB set-asides, HUBZone set-asides, AND general small business set-asides. Stack your certifications to maximize your eligible contract pool.
1. Total Small Business Set-Aside
SMALL BUSINESS
The Foundation for All Small Business Contracting
Who qualifies: Any business that meets the SBA size standard for the relevant NAICS code. Size standards vary by industry — some are based on annual revenue, others on employee count.
How it works: When a contracting officer determines there are at least two capable small businesses that can perform the work at a fair price, they must set the contract aside for small businesses only. This is the most common set-aside type.
Certification needed: None beyond SAM.gov registration. You self-certify your small business size in SAM.gov.
Key benefit: Large businesses cannot compete. Your competitors are other small businesses in your NAICS code.
2. 8(a) Business Development Program
8(a) PROGRAM
The Most Powerful Set-Aside Program
Who qualifies:
- At least 51% owned and controlled by one or more socially and economically disadvantaged individuals
- "Socially disadvantaged" includes racial/ethnic minorities, but anyone can qualify by demonstrating social disadvantage through a preponderance of evidence
- "Economically disadvantaged" means personal net worth under $850,000 (excluding primary residence and business value)
- Owner must be a U.S. citizen
- Business must have been in operation for at least 2 years (can be waived)
- Annual revenue generally under $15M (varies by NAICS)
Program duration: 9 years total. First 4 years are "developmental" with increasing access to contracts. Final 5 years are "transitional" with gradually decreasing support.
Key benefits:
- Sole-source contracts up to $4.5M (goods) or $7M (services) — agencies can award directly to you without competition
- Competitive 8(a) set-asides for larger contracts
- Mentor-protege program pairs you with experienced large businesses
- Management and technical assistance from the SBA
- Access to surplus government property
How to apply: Apply through certify.sba.gov. Processing takes approximately 90 days.
3. HUBZone Program
HUBZONE
Location-Based Advantage
Who qualifies:
- Small business by SBA size standards
- At least 51% owned by U.S. citizens, a Community Development Corporation, an agricultural cooperative, Native Hawaiian organization, or Indian tribe
- Principal office located in a HUBZone
- At least 35% of employees reside in a HUBZone
What's a HUBZone? Historically Underutilized Business Zones include areas with low household income, high unemployment, Native American lands, and certain other designated areas. Check the HUBZone Map to see if your location qualifies.
Key benefits:
- Sole-source contracts up to $7M
- Competitive HUBZone set-asides
- 10% price evaluation preference on full-and-open competitions — if your price is within 10% of the winning bid, you can be selected instead
How to apply: Apply through certify.sba.gov. Processing typically takes 60-90 days. The SBA recertifies HUBZone firms every 3 years.
4. SDVOSB — Service-Disabled Veteran-Owned Small Business
SDVOSB
For Veteran Entrepreneurs with Service-Connected Disabilities
Who qualifies:
- Small business by SBA size standards
- At least 51% owned by one or more service-disabled veterans
- One or more service-disabled veterans must control the management and daily operations
- Service-connected disability must be rated by the VA (any percentage, including 0%)
Key benefits:
- Sole-source contracts up to $7M
- Competitive SDVOSB set-asides
- The VA has a mandatory 15% SDVOSB contracting goal (higher than other agencies)
- Access to Vets First Contracting Program at the VA
How to apply: Apply through the SBA's Veteran Small Business Certification program at certify.sba.gov. As of January 2023, the SBA (not the VA) manages SDVOSB certification for all agencies.
VOSB vs SDVOSB
VOSB (Veteran-Owned Small Business) certification is also available for veteran-owned businesses without a service-connected disability. However, VOSB set-asides are primarily used by the VA. SDVOSB set-asides are used government-wide.
5. WOSB/EDWOSB — Women-Owned Small Business Programs
WOSB / EDWOSB
For Women-Owned Businesses
WOSB qualifications:
- Small business by SBA size standards
- At least 51% owned by one or more women who are U.S. citizens
- Managed and controlled on a daily basis by one or more women
EDWOSB (Economically Disadvantaged) additional requirements:
- All WOSB requirements, plus:
- Personal net worth under $850,000 (excluding primary residence and business ownership)
- Adjusted gross income averaged over 3 years under $400,000
- Fair market value of all assets under $6.5 million
Key benefits:
- Sole-source contracts up to $7M
- WOSB set-asides in underrepresented industries (NAICS codes where women are underrepresented)
- EDWOSB set-asides in substantially underrepresented industries
How to apply: Apply through certify.sba.gov. Processing typically takes 60-90 days.
How to Get Certified
All certifications are now managed through the SBA's unified portal at certify.sba.gov. Here's the general process:
- Check eligibility — Review the requirements for each program above
- Gather documentation — You'll need: business tax returns, personal financial statements, articles of organization/incorporation, ownership documentation, and program-specific documents (VA disability letter for SDVOSB, etc.)
- Create an account on certify.sba.gov
- Complete the application — The online application walks you through each requirement
- Submit and wait — Processing times vary (60-90 days typical)
- Annual reviews — Most certifications require annual updates or triennial recertification
Cost: Free
All SBA certifications are free. If someone charges you for 8(a), HUBZone, SDVOSB, or WOSB certification, they are providing consulting services — the actual certification through the SBA costs nothing.
Which Program Is Right for You?
Use this quick decision framework:
- Every small business should register on SAM.gov and self-certify as small — this is the baseline
- If you're a minority-owned business or can demonstrate social disadvantage → Apply for 8(a). It's the most powerful program.
- If your office is in a qualified area → Check the HUBZone map. The 10% price preference alone is worth the effort.
- If you're a veteran with any service-connected disability rating → Apply for SDVOSB immediately. VA contracts alone justify certification.
- If you're a woman-owned business → Apply for WOSB (and EDWOSB if you meet the economic thresholds). Certain NAICS codes have dedicated WOSB set-asides.
- If you qualify for multiple programs → Apply for all of them. Each certification opens a new pool of opportunities.
Finding Set-Aside Opportunities
Once you're certified, you need to find the set-aside contracts. Options:
- SAM.gov — Filter by set-aside type in the Contract Opportunities search
- GovContract Daily — We tag every opportunity by set-aside type. Pro subscribers can filter to see only their eligible categories.
- Agency forecast databases — Many agencies publish upcoming contracting forecasts
- APEX Accelerators — Your local APEX Accelerator (formerly PTAC) provides free one-on-one help finding relevant opportunities
Get Set-Aside Opportunities Delivered Daily
GovContract Daily filters SAM.gov by 8(a), HUBZone, SDVOSB, WOSB, and general small business set-asides. Get the right opportunities in your inbox every morning.
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Frequently Asked Questions
Can I have multiple certifications?
Yes. A business can hold multiple certifications simultaneously. A woman-owned business in a HUBZone run by a service-disabled veteran could be certified as WOSB, HUBZone, and SDVOSB.
How long does certification take?
Typically 60-90 days through certify.sba.gov. The 8(a) program can take longer due to the more extensive documentation requirements.
Is certification free?
Yes. All SBA certifications are free. Third-party consultants may charge for help preparing your application, but the certification itself costs nothing.
What happens if my certification expires?
You lose access to set-aside contracts in that category. Most programs require annual updates or triennial recertification. Set calendar reminders well in advance.
Can sole proprietors and LLCs get certified?
Yes. All business types (sole proprietorship, LLC, corporation, partnership) are eligible for SBA certifications as long as they meet the program requirements.
This guide is for informational purposes only. Eligibility requirements and program details change — always verify current requirements at sba.gov and certify.sba.gov.