Historic Interface Control Documents

This page provides older versions of GPS Interface Control Documents (ICDs), Interface Specifications (ISs), and Interface Revision Notices (IRNs) for historical reference purposes.

The documents on this page are no longer active for new design.

Some links on this page lead to content in the Portable Document Format (PDF) and may require you to install PDF software. Get software

IS-GPS-200

• IS-GPS-200K, May 2019 (2.8 MB PDF)
• IS-GPS-200J, May 2018 (3.1 MB PDF)
  • IRN-IS-200J-001, Mar 2019 (1.5 MB PDF)
• IS-GPS-200H, Mar 2014 (1.9 MB PDF)
  • IRN-IS-200H-001, Mar 2016 (321.9 KB PDF)
  • IRN-IS-200H-002, Mar 2016 (292.8 KB PDF)
  • IRN-IS-200H-003, Jul 2016 (618.2 KB PDF)
  • IS-GPS-200H + IRNs 001, 002, & 003, Jul 2016 (1.5 MB)
  • IRN-IS-200H-004A, Jan 2017 (693.2 KB)
  • IRN-IS-200H-005, May 2017 (774.1 KB)
  • IRN-IS-200H-006, Jan 2018 (358.6 KB)
• IS-GPS-200G, Jan 2013 (2.3 MB PDF)
• IS-GPS-200F, Mar 2012 (1.6 MB PDF)
  • IRN-IS-200F-001, Apr 2012 (151.4 KB PDF)
• IS-GPS-200E, Jun 2010 (2.3 MB PDF)
• IS-GPS-200D + IRN-200D-001, Mar 2006 (989.6 KB PDF)
• ICD-GPS-200C + IRN-200C-004, Apr 2000 (515.8 KB PDF)

Versions prior to Revision D were designated as ICDs.

IS-GPS-705

• IS-GPS-705F, May 2019 (2.2 MB)
• IS-GPS-705E, May 2018 (2 MB)
  • IRN-IS-705E-001, Mar 2019 (871.2 KB)
• IS-GPS-705D, Mar 2014 (1.5 MB)
  • IRN-IS-705D-001, Mar 2016 (449.5 KB)
  • IRN-IS-705D-002, Jul 2016 (470.2 KB)
  • IRN-IS-705D-003A, Jan 2017 (318.4 KB)
  • IRN-IS-705D-004, May 2017 (745 KB)
  • IRN-IS-705D-005, Jan 2018 (332 KB)
• IS-GPS-705C, Jan 2013 (1.3 MB PDF)
• IS-GPS-705B, Mar 2012 (1.6 MB PDF)
  • IRN-IS-705B-001, Apr 2012 (118.6 KB PDF)
• IS-GPS-705A, Jun 2010 (1.5 MB PDF)
• IS-GPS-705 + IRN-705-003, Sep 2005 (586.6 KB PDF)

IS-GPS-800

• IS-GPS-800F, May 2019 (4.9 MB)
• IS-GPS-800E, May 2018 (3.3 MB)
  • IRN-IS-800E-001, Mar 2019 (657.5 KB)
• IS-GPS-800D, Mar 2014 (2.5 MB)
  • IRN-IS-800D-001, Mar 2016 (362.6 KB)
  • IRN-IS-800D-002, Mar 2016 (291.5 KB)
  • IRN-IS-800D-003, May 2017 (667.8 KB)
• IS-GPS-800C, Jan 2013 (3.8 MB PDF)
• IS-GPS-800B, Mar 2012 (4.6 MB PDF)
  • IRN-IS-800B-001, Apr 2012 (213 KB PDF)
• IS-GPS-800A, Jun 2010 (3.8 MB PDF)
• IS-GPS-800, Sep 2008 (794.2 KB PDF)

ICD-GPS-240

• ICD-GPS-240B, May 2018 (1.8 MB)
  • IRN-ICD-240B-001, Mar 2019 (2.5 MB)
• ICD-GPS-240A, Jan 2010 (2.2 MB)
  • IRN-240A-002, Sep 2016 (1.1 MB)
  • IRN-240A-003, Jan 2018 (854.9 KB)
  • IRN-240A-004, Jan 2018 (1.2 MB)
• ICD-GPS-240, Oct 2004

ICD-GPS-870

• ICD-GPS-870D, May 2019 (1.7 MB)
• ICD-GPS-870C, May 2018 (1.9 MB)
  • IRN-ICD-870C-001, Apr 2019 (1.5 MB)
• ICD-GPS-870B, Oct 2013 (2.3 MB)
  • IRN-870B-001, Mar 2017 (2 MB)
  • IRN-870B-002, Jan 2018 (1 MB)
  • IRN-870B-003, Jan 2018 (1.4 MB)
• ICD-GPS-870A, Nov 2011 (834.6 KB PDF)

The Air Force did not release the original ICD-GPS-870 to the public but did release a document comparing it with ICD-GPS-870A. Download 409 KB PDF

GPS is operated and maintained by the U.S. Air Force. GPS.gov is maintained by the National Coordination Office for Space-Based Positioning, Navigation, and Timing. Contact us / Tell us what you think of this website. Website host: NOAA. Privacy policy. This page was last modified on August 24, 2020. For the desktop version of this page, rotate your device to landscape.