| ANEEL | Brazilian Electricity Regulatory Agency |
| ARERA | Italian energy, water and waste regulator |
| ASEA | Agency for Safety, Energy and Environment (Agencia de Seguridad, Energía y Ambiente) |
| BEIS | Business, Energy & Industry Strategy |
| BETA | Behavioural Economics Team of the Australian Government |
| BI | behavioural insights |
| BIG | Behavioural Insights Group |
| BIT | Behavioural Insights Team |
| BTU | British Termal Unit |
| CNH | National Commission for Hydrocarbons (Comisión Nacional de Hidrocarburos) |
| COAG | Council of Australian Governments |
| COFEMER | Federal Commission for Regulatory Improvement (Comisión Federal de Mejora Regulatoria) |
| CRC | Colombian Communications Regulatory Commission (Comisión de Regulación de Comunicaciones) |
| CRE | Commission for Energy Regulation (Comisión Reguladora de Energía) |
| DAGL | Department of Legal and Legislative Affairs at the centre of government |
| DGN | General Bureau of Standards (Dirección General de Normas) |
| DGRCI | Directorate on International Trade Rules (Direccion General de Reglas de Comercio Internacional) |
| ESRI | Economic and Social Research Institute |
| EU | European Union |
| FTA | Free Trade Agreement |
| GATT | General Agreement on Tariffs and Trade |
| GRP | Good Regulatory Practices |
| ICT | Information, Communications and Technology |
| IGOs | inter-governmental organisations |
| IO | international organisations |
| IRC | international regulatory co-operation |
| iREG | Indicators of Regulatory Policy and Governance |
| KDI | Korea Development Institute |
| KIPA | Korea Institute of Public Administration |
| LDAC | Legislation Design and Advisory Committee |
| MOM | Ministry of Manpower |
| NER | Network of Economic Regulators |
| ODAC | Coordinated Assistance Office of the Energy Sector (Oficina de Asistencia Coordinada del Sector Energético) |
| OIRA | Office of Information and Regulatory Affairs |
| OMB | Office of Management and Budget |
| OMG | Outputs Monitoring Group |
| OMGWG | OMG working group |
| PAFER | Performance Assessment Framework of Economic Regulators |
| RCT | Randomised Controlled Trial |
| RIA | regulatory impact assessment |
| RPC | Regulatory Policy Committee |
| SBRC | Swedish Better Regulation Council |
| SGD | Singapore Dollar |
| SPS | Sanitary and Phytosanitary Measures |
| TBT | Technical Barriers to Trade |
| WTO | World Trade Organization |