| i.e. |
id est (that is) |
| IAAI |
International Airport Authority of India |
| IAC |
Indian Airlines Corporation |
| IAEA |
International Atomic Energy Agency |
| IARI |
Indian Agricultural Research Institute |
| IAS |
Indian Administrative Service |
| IATA |
International Air Transport Association |
| IBM |
International Business Machines |
| IBRD |
International Bank for Reconstruction and Development (World Bank) |
| ICAR |
Indian Council of Agricultural Research |
| ICBM |
Inter Continental Ballistic Missile |
| ICC |
International Cricket Council |
| ICFTU |
International Confederation of Free Trade Unions |
| ICICI |
Industrial Credit and Investment Corporation of India Limited |
| ICJ |
International Court of Justice |
| ICMR |
Indian Council of Medical Research |
| ICSE |
Indian Certificate of Secondary Educa­tion |
| ICSI |
Indian Company Secretaries Institute |
| ICU |
Intensive Care Unit |
| ICWA |
Indian Council of World Affairs |
| IDA |
International Development Agency |
| IDBI |
Industrial Development Bank of India |
| IDF |
Infrastructure Debt Fund |
| IDO |
International Defence Organization |
| IDPL |
Indian Drugs and Pharmaceuticals Limited |
| IEEE |
Institute of Electronics and Electrical Engineers |
| IELTS |
International English Language Testing System |
| IFA |
Indian Football Association |
| IFC |
Industrial Finance Corporation, International Finance Corporation |
| IFCI |
Industrial Finance Corporation of India |
| IFFCO |
Indian Farmers Fertilizers Cooperative |
| IFFI |
International Film Festival of India |
| IFPRI |
 International Food Policy Research Institute |
| IFS |
Indian Foreign Service; Indian Forest Service |
| IFTU |
International Federation of Trade Unions |
| IGNOU |
Indira Gandhi National Open Uni­versity |
| IIE |
 International Institute of Education |
| IIPA |
Indian Institute of Public Administration |
| IIS |
Indian Institute of Sciences |
| IISCO |
Indian Iron and Steel Company |
| IISS |
International Institute of Strategic Stud­ies |
| IIT |
Indian Institute of Technology |
| ILA |
Indian Library Association |
| ILO |
International Labour Organisation |
| IMA |
Indian Military Academy |
| IMAP |
Internet Mail Access Protocol |
| IMF |
International Monetary Fund |
| INA |
Indian National Army |
| INGCA |
Indira Gandhi Gallery for Culture and Art |
| INS |
Indian Naval Ship |
| INSAT |
Indian National Satellite |
| INTELSAT |
International Telecommunication Satellite |
| INTERPOL |
International Police Organisation |
| INTUC |
Indian National Trade Union Con­gress |
| IOC |
Indian Oil Corporation |
| IP |
Internet Protocol |
| IPC |
Indian Penal Code |
| IPCL |
Indian Petro-Chemicals Corporation Ltd |
| IPI |
International Press Institute |
| IPKF |
Indian Peace Keeping Force |
| IPO |
Initial Public Offering |
| IPOs |
Initial Public Offerings |
| IPS |
Indian Police Service; Inter Press Service |
| IQ |
Intelligence Quotient |
| IRBM |
Intermediate Range Ballistic Missile |
| IRC |
International Red Cross |
| IRCON |
 Indian Railways Construction Company |
| IRDA |
Insurance Regulatory and Development Authority |
| IRDP |
Integrated Rural Development Programme |
| IRS |
Indian Revenue Service |
| ISB |
Indian Standard Bureau |
| ISBN |
International Standard Book Number |
| ISDN |
Integrated Services Digital Network |
| ISI |
Indian Standards Institution; Inter Services Intelligence |
| ISKCON |
International Society for Krishna Consciousness |
| ISM |
Indian School of Mines |
| ISO |
International Standards Organisation |
| ISP |
Internet Services Provider |
| ISRO |
Indian Space Research Organisation |
| IST |
Indian Standard Time |
| ITBP |
Indo-Tibetan Border Police |
| ITDC |
Indian Tourism Development Corporation |
| ITES |
Information Technology enabled services |
| ITI |
Indian Telephone Industries<br> Industrial Training Institute |
| ITO |
International Trade Organization |
| ITPO |
Indian Trade Promotion Organisation |
| ITU |
International Telecommunication Union |
| ITUC |
Indian Trade Union Congress |
| IUPAP |
International Union of Pure and Applied Physics |
| IVF |
In-Vitro Fertilisation |
| IVM |
In-vitro Maturation |
| JCO |
Junior Commissioned Officer |
| JEE |
Joint Entrance Examination |
| JMM |
Jharkhand Mukti Morcha |
| JPEG |
Joint Photographic Expert Group |
