| Acronym | Definition |
|---|
| EIR | Environmental Impact Report |
| EIR | Environmental Information Regulations |
| EIR | Executive Intelligence Review (magazine) |
| EIR | Entrepreneur-In-Residence |
| EIR | Equipment Identity Register (Inet) |
| EIR | Embossed in Register (flooring) |
| EIR | Excess Information Rate |
| EIR | Equipment Identification Register |
| EIR | Entered Into Rest (headstone abbreviation) |
| EIR | East Indian Railway (est. 1845; Indian Railways) |
| EIR | Environmental Impact Review |
| EIR | Excess Information Rate (frame relay) |
| EIR | Effective Interest Rate |
| EIR | Employers Information Requirements (UK) |
| EIR | Establishment Inspection Report (US FDA) |
| EIR | Equipment Interchange Receipt |
| EIR | Equipment Interchange Report (trucking) |
| EIR | Échantillon Interrégimes de Retraités (French: Cross-Sample of Retirees) |
| EIR | École Industrielle de Rouen (French: Rouen Industrial School) |
| EIR | Entomological Inoculation Rate |
| EIR | Études Italiennes et Roumaines (French: Italian and Romanian Studies) |
| EIR | Electric Industry Registry (North American Energy Standards Board) |
| EIR | Euronext Interest Rate (futures) |
| EIR | External Independent Review (US Department of Energy) |
| EIR | Ethics Issues Report (EU) |
| EIR | Equipment Improvement Recommendation |
| EIR | Extended Information Rate (data communications) |
| EIR | Equipment Improvement Report |
| EIR | Endangerment Information Report |
| EIR | Electronic Information Resource |
| EIR | Espace Inter-Ressources (French: Inter-Area Resources) |
| EIR | Extended Inquiry Response (Bluetooth) |
| EIR | External Interrupt Request |
| EIR | Established Income Range |
| EIR | Enforcement Investigation Report |
| EIR | Ektachrome Infrared Film (Kodak) |
| EIR | Energy Input Ratio |
| EIR | Exposure Information Report |
| EIR | Equipment Information Register (GSM) |
| EIR | Exercise-Induced Rhinitis |
| EIR | Eidgenossisches Institut fur Reaktorforschung (Switzerland) |
| EIR | Engineering Information Report |
| EIR | Engineering Information Request |
| EIR | Employee Information Record (Sprint) |
| EIR | Element Integration Review |
| EIR | Energy Information Strategies for Regulated Markets |
| EIR | Electrostatic Image Reproducer |
| EIR | Emergent Installation Report |
| EIR | Energy Impulse Response |
| EIR | Engineering Investigative Report |
| EIR | External Intelligence Requirement |
| EIR | External Information Requirement |
| EIR | Electronic Inventory Record |
| EIR | Engineering Information Release (development standards) |