Skip to main content

Critical Information

Please regularly check this page for critical updates and information, especially regarding potential disruptions or changes related to our program and the U.S. National Science Foundation.

The SBIR/STTR program looks forward to receiving the submission of new Project Pitches in response to the new solicitations beginning on Tuesday, June 2, 2026. Please direct any questions to sbir@nsf.gov.

Recent phishing attempts

Learn about NSF's implementation of recent executive orders.

Read here for updates to Indirect Cost Rate Adjustments for NSF SBIR/STTR solicitations

On June 20, 2025, the U.S. District Court for the District of Massachusetts, in No. 1:25-cv-11231-IT, vacated NSF’s 15% Indirect Cost Rate policy (NSF 25-034). In compliance with the court’s decision, NSF will not implement the policy at this time.


Section 174 updates: Tax treatment for Research and Experimentation (R&E) expenditures.