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★ Governmentwide
★ Multiple award IDIQ
★ Continuous on-ramping

We are the largest governmentwide, multi-agency contracting program that provides professional services via six Indefinite Delivery, Indefinite Quantity (IDIQ) contract families.

Learn more about OASIS+

Announcements and upcoming dates

Initial proposal submissions: Closed on October 20, 2023.

Upcoming dates:

  • Estimated award dates: Throughout Q3 and Q4 FY 2024
  • Notice to Proceed (official start date to buy or sell services): Estimated Q3 and Q4 FY 2024
  • Solicitations re-open: The OASIS+ Solicitations will re-open in FY25 and will be continuously open to receive offers.

Visit the OASIS+ Interact Community for additional updates and announcements.

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Buy through OASIS+

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Plan to get on OASIS+

OASIS+ contract families

OASIS+ has six separate and distinct IDIQ contract families. The size and type of your business determines what contract you are eligible for.

  • Total Small Business (SB)
  • Women-owned Small Business
  • Service Disabled Veteran-Owned Small Business
  • HUBZone Small Business
  • 8(a) Small Business
  • Unrestricted

View master contracts

Total Small Business (SB) icon SBA Woman-owned small business certified icon Service-owned veteran-owned certified icon
HUB zone cerfified icon 8(a) certified icon Unrestricted icon

Domains and labor categories

Domains are functionally aligned groupings of related non-IT services. Each domain includes multiple, related North American Industry Classification System (NAICS) codes. Domains and NAICS codes help determine the scope of a contract.

Learn more about domains and labor categories

  • Management & Advisory
  • Facilities
  • Technical & Engineering
  • Logistics
  • Intelligence Services
  • Research & Development
  • Environmental
  • Enterprise Solutions

Find out what’s next

Get the latest news and updates from the OASIS+ Interact community.

Explore OASIS+ Interact Community

Need help with OASIS+?

We're here to answer your questions. Contact us

gsa.gov/oasis-plus

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