What is the difference between SBIR & STTR?

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SBIR

 

STTR

Phase I
Level of Effort

Minimum of 2/3 of the effort must be performed by small business

Minimum of 40% of the effort must be performed by small business

Maximum of 1/3 of the effort may be performed by consultants and/or subcontractors

Minimum of 30% of the effort must be performed by a non-profit research institution.

Phase II
Level of Effort

Minimum of 50% of the effort must be performed by small business

(Same as Phase I)

Maximum of 50% of the effort may be performed by consultants and/or subcontractors

(Same as Phase I)

Subcontractors

May have subcontractors involved

Must have non-profit research institute involved as subcontractor

Project Duration

Phase I–Approximately 6 months

Phase I–Approximately 1 year

Phase II–2 years

Phase II–2 years

Maximum Award Amount

Phase I–$150,000

Phase I–$150,000

Phase II–$750,000

Phase II–$750,000

Number of Agencies Participating

11

5

Principal Investigator

Must be employed with small business

May be employed with either small business or non-profit research institution. (This requirement varies among agencies.)