The Online files below, accessible on the world wide web, comprise the official NASA-maintained version of the National Aeronautics and Space Administration supplement to the Federal Acquisition Regulation (FAR) - NASA FAR Supplement (NFS) Version 04.0, effective November 1, 2004.  The NFS is issued as Chapter 18 of Title 48, Code of Federal Regulations.  The NFS has been modified through Procurement Notice 04-80 dated July 29, 2014.

For your convenience, you have a choice:

1.    Browse the NFS in MS Word:

For those with MS Word software.  This NFS version will allow printing by "current page," or by selected pages that are numbered.   Also, NFS text can be copied easily to make it a useable part in other documents.

2.    Browse the NFS in HTML format:

            This NFS version allows a direct connection to the browser for those that do not have MS Word software.

NOTE:   Recent changes to the NFS appear in Red.

Link to Procurement Notices.

Link to FAR and NFS Search Engine.

 Link to FAR and NFS Federal Register Publications   --
 Publications relating to the FAR or NFS over the past 6 months

 Question?   Contact the designated Code H NFS Focal Point.

Questions pertaining to NASA regulations applicable to Small Business?  Contact R. Todd Lacks, NASA HQ, Office of Procurement, Contract and Grant Policy Division,

To recommend editorial changes to the NFS (such as corrections of misspelled words, omitted words or lines, and errors in format or in links to referenced documents), submit an electronic message to -- include the NFS citation and a clear description of the error.  Other suggestions for improving the NFS should follow the instructions in NFS 1801.271.

 Owner and Curator:    Manny Quinones