National Interoperability Field Operations Guide (NIFOG)

DHS pocket guide used by federal, state, and local public safety agencies to support communications interoperability for planned and unplanned events Specifics on proper use of federal and non-federal interoperability channels, for example: Federal IR (Optional Zone IO-3 & IO-4) Federal LE (Optional Zone IO-5 & IO-6) Non-Federal VTAC (Optional Zone IO-7) Non-Federal UTAC (Optional Zone IO-8) Non-Federal 700 MHz National Interoperability Non-Federal 800 MHz National Interoperability DOJ 25 Cities Project Visit the NIFOG website to download the NIFOG pdf. Visit the NIFOG website for more information.