~ For DoD Flight Only ~
The information displayed on the right represents all approved component/condition Q-Codes for the category:

A Q-Code is the combination of two codes:
The component code (2nd and 3rd letters)
The condition code (4th and 5th letters)

The data on the right is grouped by component codes.
Slightly indented and directly below the component codes are their associated conditions codes.
 
Instrument and Microwave Landing Q-Code Combinations
 
IC    ILS
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CF    FREQUENCY CHANGED TO
         CI    IDENTIFICATION OR RADIO CALL SIGN CHANGED TO
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         LG    OPERATING WITHOUT IDENTIFICATION
         LS    SUBJECT TO INTERRUPTION
         TT    HAZARD
         XX   
 
ID    DME ASSOCIATED WITH ILS
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CF    FREQUENCY CHANGED TO
         CH    CHANGED
         CI    IDENTIFICATION OR RADIO CALL SIGN CHANGED TO
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         LG    OPERATING WITHOUT IDENTIFICATION
         LS    SUBJECT TO INTERRUPTION
         LT    LIMITED TO
         TT    HAZARD
         XX   
 
IG    GLIDE PATH (ILS)
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CF    FREQUENCY CHANGED TO
         CI    IDENTIFICATION OR RADIO CALL SIGN CHANGED TO
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         LG    OPERATING WITHOUT IDENTIFICATION
         LS    SUBJECT TO INTERRUPTION
         TT    HAZARD
         XX   
 
II    INNER MARKER (ILS)
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CM    DISPLACED
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         TT    HAZARD
         XX   
 
IL    LOCALIZER (ILS)
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CF    FREQUENCY CHANGED TO
         CI    IDENTIFICATION OR RADIO CALL SIGN CHANGED TO
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         LG    OPERATING WITHOUT IDENTIFICATION
         LS    SUBJECT TO INTERRUPTION
         TT    HAZARD
         XX   
 
IM    MIDDLE MARKER (ILS)
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CM    DISPLACED
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         TT    HAZARD
         XX   
 
IN    LOCALIZER
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CF    FREQUENCY CHANGED TO
         CI    IDENTIFICATION OR RADIO CALL SIGN CHANGED TO
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         LG    OPERATING WITHOUT IDENTIFICATION
         LS    SUBJECT TO INTERRUPTION
         TT    HAZARD
         XX   
 
IO    OUTER MARKER (ILS)
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CM    DISPLACED
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         TT    HAZARD
         XX   
 
IS    ILS CATEGORY I
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         TT    HAZARD
         XX   
 
IT    ILS CATEGORY II
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AU    NOT AVAILABLE
         AW    COMPLETELY WITHDRAWN
         CG    DOWNGRADED TO
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         TT    HAZARD
         XX   
 
IU    ILS CATEGORY III
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AU    NOT AVAILABLE
         AW    COMPLETELY WITHDRAWN
         CG    DOWNGRADED TO
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         TT    HAZARD
         XX   
 
IW    MLS
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AH    HOURS OF SERVICE ARE
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CF    FREQUENCY CHANGED TO
         CG    DOWNGRADED TO
         CI    IDENTIFICATION OR RADIO CALL SIGN CHANGED TO
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         LG    OPERATING WITHOUT IDENTIFICATION
         LS    SUBJECT TO INTERRUPTION
         TT    HAZARD
         XX   
 
IX    LOCATOR, OUTER, (ILS)
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CF    FREQUENCY CHANGED TO
         CI    IDENTIFICATION OR RADIO CALL SIGN CHANGED TO
         CM    DISPLACED
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         LG    OPERATING WITHOUT IDENTIFICATION
         LS    SUBJECT TO INTERRUPTION
         LT    LIMITED TO
         TT    HAZARD
         XX   
 
IY    LOCATOR, MIDDLE (ILS)
         AG    OPERATING BUT GROUND CHECKED ONLY, AWAITING FLIGHT CHECK
         AS    UNSERVICEABLE
         AW    COMPLETELY WITHDRAWN
         CF    FREQUENCY CHANGED TO
         CI    IDENTIFICATION OR RADIO CALL SIGN CHANGED TO
         CM    DISPLACED
         CS    INSTALLED
         CT    ON TEST, DO NOT USE
         LG    OPERATING WITHOUT IDENTIFICATION
         LS    SUBJECT TO INTERRUPTION
         LT    LIMITED TO
         TT    HAZARD
         XX   
 
GM    FIRING RANGE
         CA    ACTIVATED
         CD    DEACTIVATED
         XX   
 
Privacy and Web site Policy About DINS DINS Disclaimer