Updated August 28, 2006
| ADD CODES | REMOVAL CODES | |||||
| FOS | FOS | |||||
| ADD | DESCRIPTION | Notes | RMVL | DESCRIPTION | Notes | |
| CODE | ----------- | ----------- | CODE | ----------- | ----------- | |
| 25 | OTHER | Miscellaneous Code | 13 | ADJ | Adjustment | |
| BO | BID OPEN | Relief Line | 15 | OTHER | Miscellaneous Code | |
| CE | CHGEQADD | Change of Equipment | 7D | 7 DAYS | 7 Day Illegality | |
| CH | CHG OVR | Transition | AQ | AWTGREQL | Awaiting Qualification | |
| CS | CRSKACCT | Sick Make Up | BK | BKFRMLOA | Back from Leave | |
| DP | DISPD | Displacement | BR | BEREAVMT | Paid Bereavement | |
| EX | EXTEND | Extended | BU | BRUNPAID | Unpaid Bereavement | |
| FA | CREWTTOT | Trip Trade with Open Time | CD | C DECSN | Career Decision Day | |
| FB | FLY BACK | Fly Back | CE | CHG EQ | Change of Equipment | |
| GD | GLDNDYOT | Golden Day | CF | CIFOLWUP | Critical Incident Follow Up | |
| IE | IOE | IOE Student | CH | CHG OVR | Change Over | |
| IT | IOEINST | IOE Instructor | CI | INCIDENT | Critical Incident | |
| JM | JUN MAN | Junior Manned | CL | CL | Clear | |
| LR | NEW ASMT | Late Report | CP | COMMUTER | Commuter | |
| MA | NEW ASMT | Missed Assignment | D7 | 7 DAYS | 7 Day Illegality Due to Training | |
| OE | OPT EXCH | One Way Trip Trade | DC | DIRCON | Direct Conflict | |
| OT | OVERTIME | Open Time | DE | DECEASED | Deceased | |
| RA | RA | Assigned New Flying | DP | DISPD | Displacement | |
| RF | RESERVE | Reserve | DR | RSTDTY | Restricted Duty | |
| SA | SAREPO | Special Assignment | DT | DRP TRP | Dropped Trip | |
| SB | STANDBY | Standby Reserve | DV | DROP RSV | Dropped Reserve Day | |
| SK | SKFLYBAK | Paid Sick | EL | EDLOA | Educational Leave | |
| SW | SKEDWIRE | Schedule Change over Transition | EM | ACTOFGOD | Act of God | |
| TD | TEMPDUTY | Temporary Duty | F6 | FMLA V6 | Family Leave using Vacation From Next Year | |
| TT | TT | Trip Trade | FA | CREWTTOT | Trip Trade with Open Time | |
| FL | FAM LOA | Family Leave | ||||
| FR | FURLOUGH | Furlough | ||||
| GA | GIVEAWAY | Giveaway | ||||
| ID | ID | Paid Injury on Duty | ||||
| IF | INTFAML | Unpaid Intermittent Family Leave | ||||
| IF | IFS | Unpaid Intermittent Family Leave | ||||
| IN | INDOCNP | Paid Indoctrination | ||||
| IS | INJURYSK | Paid Removal for First Day of Injury | ||||
| IU | IU | Unpaid Injury On Duty | ||||
| IV | IMTFL VC | Intermittent Family Leave Using Vacation | ||||
| JD | JD | Jury Duty | ||||
| JI | IOD LOA | Injury on Duty Leave | ||||
| LB | TRANS824 | Legal Break | ||||
| LD | LITEDUTY | Light Duty | ||||
| LR | RPT LATE | Late Report | ||||
| LT | LATE4TR | Late for Training | ||||
| M3 | MATERNLV | Unpaid Maternity Leave | ||||
| MA | MISDASMT | Misassignment | ||||
| MC | MISCON | Misconnect | ||||
| ML | MIL LOA | Military Leave | ||||
| MR | MIL RQST | Military Request | ||||
| MV | MV DAY | Move Day | ||||
| NF | NO FLY | No Fly | ||||
| NH | NEW HIRE | New Hire | ||||
| OE | OPT EXCH | One Way Trip Trade | ||||
| OL | OVRGLEAV | Overage Leave | ||||
| PE | PLOTHER | Personal Emergency | ||||
| PL | PLOA | Personal Leave | ||||
| PO | PLOTHER | Personal Other | ||||
| PT | PARTTIME | Part Time | ||||
| PU | PDUNLV | Paid Union Leave | ||||
| PW | PDWITHLD | Pay Withheld | ||||
| QI | NOT QUAL | Qualifications Illegal | ||||
| RD | RPL DFP | Return Day | ||||
| RE | RESIGNED | Resigned | ||||
| RL | RELEASED | Released | ||||
| RS | RSV SWAP | Reserve Swap | ||||
| RT | RETIRED | Retired | ||||
| SA | S/A | Special Assignment | ||||
| SF | SKINTFAM | Paid Intermittent Family Leave | ||||
| SH | SKD CHG | Schedule Change | ||||
| SK | SICK | Paid Sick | ||||
| SL | SLOA | Sick Leave | ||||
| SR | SKRESERV | Sick Reserve | ||||
| SS | SUSPNDED | Suspended | ||||
| SW | SKEDWIRE | Schedule Change Before Transition | ||||
| SX | UNSKAUTO | Partially Paid Sick | ||||
| TC | TRNGCXD | Training Canceled | ||||
| TD | TRAV DAY | Travel Day | ||||
| TO | TIMEDOUT | Timed Out | ||||
| TR | TRNG | Training | ||||
| TT | TT | Trip Trade | ||||
| UA | UNPDABSC | Unpaid Absence | ||||
| US | UNPDSICK | Unpaid Sick | ||||
| UU | UNPDUNLV | Unpaid Union Leave | ||||
| V6 | VACDAY | Vacation Borrowed From the Next Year | ||||
| V8 | PART 121 | Legalities | ||||
| VC | VACATION | Vacation | ||||
| VF | VACFAMLV | Family Leave using Vacation | ||||
| VU | UNPD VAC | Unpaid Vacation | ||||
| WP | WITNESSP | Paid Witness | ||||
| WS | WH SVC | Withheld from Service | ||||
| WU | WITNESSU | Unpaid Witness | ||||
| XR | CXDRMVL | Sequence Cancelled | ||||