Please see the message below from NSF and see the updates discussed in a recent NSF webinar.

Dear Colleague:

Effective October 4, 2021, the National Science Foundation (NSF) made a number of system updates for proposals submitted in Research.gov, FastLane, and Grants.gov in accordance with the implementation of the Proposal & Award Policies & Procedures Guide (PAPPG) (NSF ...

Source: NIH Extramural NEXUS