The IFP Information Gateway is your centralized instrument flight procedures data portal, providing a single-source for: Charts — All Published Charts, Volume, and Type*. IFP Production Plan — Current IFPs under Development or Amendments with Tentative Publication Date and Status. IFP Coordination — All coordinated developed/amended procedure forms forwarded to Flight Check or Charting for publication. IFP Documents - Navigation Database Review (NDBR) — Repository and Source Documents used for Data Validation of Coded IFPs. Search by Go Advanced Search Sign in to Information Gateway IFP Information Gateway Instructional Video IYK INYOKERN/INYOKERN Notify me of changes to IYK Charts (4) IFP Production Plan (0) IFP Coordination (0) IFP Documents (NDBR) (2) IFP Coordination - All coordinated developed/amended procedure forms forwarded to Flight Check or Charting for publication. Please see the document titled "IFP Announcements and Reports (GOV)" in the IFP Announcements/Reports page to see the list of IAPs related to this FAA initiative. Filter Options No IFP Coordination results were found. For specific questions/comments about airports and/or procedures, please use the "E-Mail FAA" links next to the appropriate Procedure(s). For general questions/comments, please submit an Aeronautical Inquiry.