Abbreviations Used in Military Documents and for Medal Inscriptions - Abbreviations: I
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I |
|
| I | Intelligence Branch of the General Staff, Interrogation |
| I (b) | Secret Service Branch of the General Staff |
| I AGENT | Intelligence Agent |
| I ARTY | Indian Artillery |
| I DEPT EA | Intelligence Department Egyptian Army |
| I ECC EST, IEE | Indian Ecclesiastical Establishment |
| I GDS | Irish Guards |
| I LABOUR C | Indian Labour Corps |
| I OF COTC | Inns of Court Officers Training Corps |
| I REMT D | Indian Remount Department |
| I SIG S | Indian Signal Service |
| I"E"toHQCT | Increment ''E'' to Headquarters Canadian Troops |
| I(A)HQCAGRA | Increment (A) Headquarters Canadian, Army Group Royal Artillery |
| I/C | In Charge, In Command |
| IA | Indian Army |
| IAB | Initial Appraisal Board |
| IAC | Indian Armoured Corps, Indian Army Corps |
| IACC | Indian Army Corps of Clerks |
| IADM | Incremental Assessment Demonstration and Manufacture |
| IAF | Inspector of Admiralty Fuel, Independent Air Force |
| IAM | Institute of Aviation Medicine |
| IAMC | Indian Army Medical Corps |
| IAOC | Indian Army Ordnance Corps |
| IAPSS | Indian Army Printing and Stationery Services |
| IARO | Indian Army Reserve of Officers |
| IAS | Infantry Assault Ships, Indian Army Staff |
| IASC | Indian Army Service Corps |
| IATC | Infantry Advanced Training Center |
| I''A''toCSGHQEAP | Increment ''A'' to Canadian Section |
| IAVC | Indian Army Veterinary Corps |
| IAW | In Accordance With |
| IBC | Indian Bearer Corps |
| IBD | Infantry Base Depot |
| IBDCASF(LS) | Infantry Base Depot, Canadian Active Service Force, (Lorne Scots) |
| IBDP | Infantry Brigade Defence Platoon |
| IBEARER | Indian Bearer |
| IBLAD | Infantry Brigade Light Aid Detachment |
| IBofUK&C | Inspection Board of United Kingdom & Canada |
| IBRS | Infantry Brigade Recce Squadron |
| IBSS&WT | Infantry Brigade Signals Section & Wireless Telegraphy |
| IC | Intelligence Corps, In Command, Instructional Cadre, Internment Camp |
| ICB | Inspector of Contract Built Ships |
| ICC | Imperial Camel Corps |
| ICCDP | Iceland Coastal Command Daily Programme |
| ICCFS | Inspecting Captain Of Coastal Force Schools |
| ICCPC | Internment Camp Canadian Provost Corps |
| ICCS | Integrated Command & Control System |
| ICCSS Medal | International Commission of Control and Supervision Service Medal |
| ICCY | Inns of Court and City Yeomanry |
| ICE | Integrated Clothing Ensemble |
| ICE MECH | Ice Mechanic |
| ICFPC | Increment Canadian Field Punishment Camp |
| ICI | Imperial Chemical Industries |
| ICMHRCAMC | Internment Camp Military Hospital, Royal Canadian Army Medical Corps |
| ICSCS Medal | International Commission for Supervision and Control Service Medal (Indo China) |
| IDE | Imperial Defence College or Inter-Department Cypher |
| IdentTech | Identification Technician |
| IDF | Indian Defense Forces |
| IDGHRCAMC | Infectious Diseases General Hospital, Royal Canadian Army Medical Corps |
| IE | Illegal enlistment, Increased Endurance, Intermediate Engagement |
| IE Tech | Instrument Electrical Technician |
| IE TEL DEPT | Indian Engineers Telegraph Department |
| IEAMS | Imperial East African Medical Service |
| IECS | Improved Environmental Clothing System |
| IEME | Indian Electrical and Mechanical Engineers |
| IF(ofC) | Irish Fusiliers (of Canada) |
| IFF | Identification Friend or Foe |
| IFPP | No 1 Ferry Pilots Pool |
| IFS | Instrument Flying School |
| IG | Irish Guards, Inspector General |
| IG(CC) | Inspector-General (Central Canada) |
| IGC | Imperial General Council, Inspector General of Communications |
| IGDS | Irish Guards |
| IGds, IR GDS, IG | Irish Guards |
| I-GEC(A) | Inspector-General Eastern Canada OR Educational Company (Army) |
| IGH - Indian General Hospital | Indian General Hospital |
| IGT | Inspector General of Transportation |
| IGTCAC | Instructors Gunnery Team, Canadian Armoured Corps |
| IH CORPS | Indian Hospital Corps |
| IHL | Imprisonment with Hard Labour |
| IHU | Infantry Holding Unit |
| IJN | Imperial Japanese Navy |
| ILH | Imperial Light Horse |
| ILLALO HDMN | Illalo Headman |
| ILLUM | Illuminating |
| ILO | Intelligence Liaison Officer |
| IM RY | Indian Military Railways |
| IMB | Imperial Munitions Board |
| IMD | Indian Medical Department |
| IMHRCAMC | Ipperwash Military Hospital, Royal Canadian Army Medical Corps |
| IML | Indian Miscellaneous List |
| IMP CC | Imperial Camel Corps |
| IMP HOSP C | Imperial Hospital Corps |
| IMP LH | Imperial Light Horse |
| IMP LI | Imperial Light Infantry |
| IMP MIL RLYS | Imperial Military Railways |
| IMP, IMPL | Imperial |
| IMPY | Imperial Yeomanry |
| IMS | Indian Medical Service |
| IMT | Indian Marine Transport |
| IMTU | Inspector of Machine Tool Utilisation |
| IMWS | Indian Military Works Services |
| IN | Inch, Inches, Inspector |
| INA | Indian National Army |
| INAITCoy | Infantry Brigade AIT Company |
| Incl | include, inclusive or including |
| IND | Indian |
| IND ARTY | Indian Artillery |
| IND CST ART | Indian Coastal Artillery |
| IND LAB COY | Indian Labour Company |
| IND SURVEY | Indian Surveys |
| ind, Indep | independent |
| IndefLve | Indefinite Leave |
| INDIAN BR CORPS | Indian Bearer Corps |
| INDIAN DF | Indian Defence Force |
| INDN SIG COY | Indian Signal Company |
| INDN TELEGRAPHS | Indian Telegraph Dept |
| Inf | Infantry, Infantryman |
| INF BDE | Infantry Brigade |
| Infmn, Inf | Infantryman |
| INFO | Information |
| Inj | Injured |
| INNIS | Inniskilling |
| INNIS DG 5 | 5th Inniskilling Dragoon Guards |
| INNS OF COURT R | Inns of Court Regiment |
| INO(W) | Inspector of Naval Ordnance (Woolwick) |
| Inspr | Inspector |
| Inst, Instr | instructor |
| INSTR CKY | Instructor of Cookery |
| INSTR(S) | Instr (s) - Instructor(s), Instructional |
| Instr(s) | Instructor(s) |
| InstrCr | Instructor Commander |
| Int | General Staff Officer 1 (Intelligence) |
| INT CORPS, INTELL C | Intelligence Corps |
| Int, Intel | Intelligence |
| IntC | Internment Camp |
| INTER, INTERP, INTPR, INTR | Interpreter |
| IntOp | Intelligence Operator |
| Intrep | Intelligence Report |
| INTSUM | Intelligence Summary |
| inv | Invalid |
| Inv "wd" | Invalided Wounded |
| INWE | Infantry North West Echelon |
| IO | Intelligence Officer |
| I-O | Infantry Officers |
| IOA | Indian Ocean Area |
| IOB | Inspector of Booms (Naval) |
| IOC | Instructional Officer Course |
| IOD | Indian Ordnance Department |
| IODE | Imperial Order, Daughters of the Empire |
| IOM | Inspector of Ordnance Machinery |
| IOR | Indian Other Rank |
| IORAS | Inspection of Reserve Army Stores |
| IOS | Inspector of Ordnance Services |
| IPB | Intelligence Preparation of Battlefield |
| IPC | Island Park Camp |
| IPO | Inshore Patrol Officer |
| IPS | Indian Postal Service |
| IPT | Integrated Project Team |
| IR | Instructor's Regiment, Irish |
| IR GDS | Irish Guards |
| IRA | Irish Republican Army |
| IRCS | Imperial Rest Camp Staff |
| IREM | Inspector of Royal Engineer Machinery |
| IrFus(VR) | Irish Fusiliers (Vancouver Regiment) |
| IRofC | Irish Regiment of Canada |
| IRS | Intelligence Reports Section (Naval) |
| IRVC | Imperial Railways Volunteer Corps |
| IS | Inspector of Searchlights |
| IS CPS | Imperial Staff Corps |
| IS Tech | Integral Systems Technician |
| ISC | Indian Service Corps, Inter Service Committee, Indian Staff Corps, Inter-Service Cypher |
| ISC CPS | Imperial Service Camel Corps |
| ISCB | Inter-Service Communications Board (US) |
| ISCC | Infantry Section Commander's Course |
| ISCO | Intelligence Section, Combined Operations |
| ISD | In Service Date |
| ISF | Indian State Forces, Indian Security Force |
| ISHQCC | Intelligence Section Headquarters Canadian Corps |
| ISMD | Indian Subordinate Medical Department |
| ISO | Imperial Service Order |
| ISP | Initial Service Provision, Intelligence Specialists |
| ISS | Indian Staging Section |
| IST | Imperial Service Troops |
| ISTAR | Intelligence, Surveillance, Target Acquisition and Reconnaissance |
| ISTC | Indian Supply Transport Commissariat |
| ISTD | Inter-Service Topographical |
| ISTDC | Interservice Training Defence Centre |
| IT | Italy, Italian, Instructional Technique |
| ITB | Infantry Training Battalion |
| ITC | Infantry Training Centre |
| ITC(R) | Infantry Training Centre (Reserve) |
| ITD | Infantry Training Depot |
| ITDUCIC | Infantry Training Demonstration Unit, Canadian Infantry Corps |
| ITech | Instrument Technician |
| ITF | Indian Territorial Force |
| ITM | Inspector of Torpedoes and Mines |
| ItoHQCC | Increment to Headquarters Canadian Corps |
| ItoHQCID | Increment to Headquarters Canadian Armoured Division |
| ITS | Initial Training School, Inshore Training Squadron |
| IUL | Indian Unattached List |
| IUR | Immediate Use Reserve |
| IW & D | Inland Waterways and Docks |
| IWBB | Improvised Widened Bailey Bridge |
| IWCBD | 'I'' Wing Canadian Base Depot |
| IWDRE | Inland Waterways & Docks, Royal Engineers |
| IWGC | Imperial War Graves Commission |
| IWM | Imperial War Museum |
| IWT | Inland Water Transport, Indian Water Transport |
| IWTRE | Inland Water Transport Royal Engineers |
| IY | Imperial Yeomanry |
| IY SCTS | Imperial Yeomanry Scouts |
| IYB | Imperial Yeomanry Bearer |
| IYH | Imperial Yeomanry Hospital |