| ICMA | International Congress for Modern Architecture | 国际现代建筑会议 |
| ICMA | Iuris Canonici Medii Aevi Consociatio | Iuris Canonici Medii Aevi协会 |
| ICMA | Illinois Country Music Association | 伊利诺伊州乡村音乐协会 |
| ICMA | Irish Chemical Marketers Association | 爱尔兰化学营销协会 |
| ICMA | Ity County Management Association | 伊蒂县管理协会 |
| ICMA | Institute of Certified Management Accountants | 注册管理会计师协会 |
| ICMA | Institute of Cost and Management Accountants | 成本与管理会计师协会 |
| ICMA | Illinois Cast Metals Association | 伊利诺伊州铸造金属协会 |
| ICMA | Institute of Certified Management Accountants (Australia) | 注册管理会计师协会（澳大利亚） |
| ICMA | International Capital Market Association | 国际资本市场协会 |
| ICMA | Indiana Concrete Masonry Association | 印第安纳州混凝土砌体协会 |
| ICMA | International City/County Management Association | 国际城市/县管理协会 |
| ICMA | International Card Manufacturers Association | 国际卡制造商协会 |
| ICMA | International Computer Music Association | 国际计算机音乐协会 |
| ICMA | International Christian Maritime Association | 国际基督教海事协会 |
| ICMA | International Country Music Association | 国际乡村音乐协会 |
| ICMA | Indian Chemical Manufacturers Association | 印度化学制造商协会 |
| ICMA | International City Managers Association (now International City/County Management Association) | 国际城市管理者协会(现在的国际城市管理协会(县) |
| ICMA | Irish Cable Manufacturers Association | 爱尔兰电缆制造商协会 |
| ICMA | Individual Case Management Association | 个案管理协会 |
| ICMA | idiopathic chronic megaloblastic anemia | 特发性慢性巨幼细胞性贫血 |
| ICMA | International Congress of Maritime Arbitrators | 国际海事仲裁员大会 |
| ICMA | International Conference on Mechatronics and Automation | 机电一体化与自动化国际会议 |
| ICMA | Interconnect Charge Memorandum Account | 互连费用备忘录账户 |
| ICMA | Initial Clothing Monetary Allowance | 初次服装补贴金 |
| ICMA | Illinois Coal Mining Act | 伊利诺伊州煤炭开采法 |