National Science Foundation Updates

The National Science Foundation (NSF) made a number of system updates in, FastLane, and for consistency with the implementation of the Proposal and Award Policies and Procedures Guide (PAPPG) (NSF 23-1) for proposals due or submitted on or after January 30, 2023. Requirements

No matter the system (, FastLane, or used for proposal submission, new supplemental funding requests must be made in The majority of other NSF proposals can still be submitted through

FastLane Decommissioning

The ability to prepare and submit new FastLane proposals has been discontinued. Through September 29, 2023, FastLane-submitted proposals will still be allowed to make limited changes to their proposal files and budgets. Included in this are proposals sent to NSF via on or before November 18, 2022. More details are available on the FastLane Decommissioning website.


The PAPPG (NSF 23-1) incorporates two new "Other Types of Proposals":

Planning Proposals 

Career-Life Balance (CLB) Supplemental Funding Requests

  • CLB supplemental funding requests must be prepared and submitted in FastLane.
  • Refer to PAPPG Chapter II.E.8. for CLB supplemental funding request requirements.  
  • The NSF-approved biographical sketch and current and pending support formats were updated to incorporate revisions in the PAPPG (NSF 23-1) and must be used for proposals submitted or due on or after October 4, 2021. 
  • The current formats are posted on the NSF biographical sketch and current and pending support websites. Updated system-related Frequently Asked Questions (FAQs) are also available: FAQs on using SciENcv and FAQs on using NSF fillable PDF. SciENcv documents created using the previous version (i.e., NSF 20-1) prior to October 4th are automatically converted in SciENcv to the current version after October 4th.
    • Biographical sketch format updates include increasing the page limit from two to three pages. 
    • Current and pending support format updates include the addition of new sections for information on objectives and overlap with other projects to help NSF and reviewers assess overlap/duplication.
    • Biographical sketches and current and pending support information also must be uploaded with Change of Principle Investigator (PI) and Add/Change co-PI requests in FastLane.
    • When notifying NSF that active other support has changed since the award was made, or since the most recent annual report, current and pending support information must be uploaded in annual and final project reports in the Project Reporting System.
    •, FastLane, and will generate a compliance error message if a proposer or grantee attempts to upload a prior version of the biographical sketch or current and pending support formats on or after October 4th.
  •, FastLane, and will remove any pages which do not contain data entered by users (i.e, blank pages) from the NSF-approved current and pending support fillable PDF.
  • The trimming service is triggered in and FastLane during document upload and during proposal submission in
  • The trimming service only applies to the NSF-approved current and pending support fillable PDF and not to any other uploaded PDFs. Current and pending support PDFs generated in SciENcv do not include blank pages.
  • The current and pending support fillable PDF document is paginated, and the PDF page numbers will not be updated during the trimming process. This means that it is possible for the trimmed PDF to have skipped page numbers corresponding to the blank pages removed from the fillable PDF. 
  • The Grant Opportunities for Academic Liasion with Industry (GOALI) and Planning proposal types and the Letter of intent submission type are now available for submission in
  • New automated compliance checks and associated error and warning messages for the enabled proposal and submission types were also implemented. error messages will prohibit proposal submission to NSF, whereas warning messages still permit proposal submission.
  • All supported proposal and submission types as well as associated compliance checks are also enabled in the Proposal Preparation Demo Site.
  • New FaQs were added to the About Proposal Preparation and Submission page, and the Proposal Submission Capabilities page has been updated to reflect the latest development updates.
  • proposal features continue to expand to support the transition of all proposal preparation and submission via is available or required. 

Questions? If you have IT system-related questions, please contact the NSF Help Desk at 800-381-1532 (7:00 am - 9: 00 pm eastern standard time; Monday - Friday except for federal holidays) or to

Policy-related questions should be directed to