| Abbreviation | Definition |
|---|---|
| IAID | Internal Audit and Investigations Department |
| IAMS | Internal Audit and Management Services |
| IARCS | Internal Audit Risk and Compliance Services |
| IAT | Internal Auditing Team |
| IEMA | International Executive Master of Auditing |
| IESCA | Independent External Shari'a Compliance Audit |
| INTOSAI | It's an organisation of auditor-generals with spacial consultative status. It operates as an umbrel |
| IOSA | Iata Operational Safety Audit |
| IOSA | IATA Operational Safety Auditing |
| IPA | Identity Policy Audit |
| IQA | Internal Quality Audit |
| IRACO | Internal Review and Audit Compliance Office |
| IRAL | Instructional Resources Audit List |
| ISA | International Standards on Auditing |
| ISAGO | IATA Safety Audit for Ground Operations |
| JABC | Japan Audit Bureau of Circulations |
| JAC | Joint Audit Cooperation |
| JAFZA | Jebel Ali Free Zone Auditing |
| JAP | Joint Audit Programme |
| JARAP | Joint Audit Risk and Assurance Panel |