SBIR and STTR Comparison Chart
Related Extramural SOP: Small Business Innovation Research and Small Business Technology Transfer Grants SOP
| Requirements |
SBIR |
STTR |
| Application form |
Electronic grant application package |
Electronic grant application package |
| PI requirements |
Employed by company more than 50 percent time during award. |
Minimum 10 percent effort on project; total percent effort, including effort at academic institution, cannot exceed 100 percent. |
| Time |
Phase I—six months to one year |
Phase I—one year |
| Maximum award (total costs) – can be exceeded with justification |
Phase I—$225,000
Phase II—$1.5 million |
Phase I—$225,000
Phase II—$1.5 million |
| Subcontracts including consultants |
Guidelines say not to exceed 33 percent in phase I or 50 percent in phase II. |
Required subcontract of at least 30 percent to academic partner; total subcontracts and consultants cannot exceed 60 percent. |
| Performance site |
Grant funds must be used entirely in U.S.; part of research must take place in company-controlled research space. |
Grant funds must be used entirely in U.S.; part of research must take place in company-controlled research space and part in that of academic partner. |