| AAR | Accelerated access review |
| ANZLF | New Zealand and Australia Leadership Forum |
| ANZSOG | Australia and New Zealand School of Government |
| BEIS | Department for Business, Energy and Industrial Strategy |
| BEREC | Body of European Regulators for Electronic Communication |
| BoE | Bank of England |
| BRE | Better Regulation Executive |
| BRUs | Better Regulation Units |
| BSI | British Standards Institution |
| CABs | Conformity assessment bodies |
| CAPs | conformity assessment procedures |
| CDR | Cabinet Directive on Regulation |
| CETA | Comprehensive Economic and Trade Agreement |
| CFDA | China Food and Drug Administration |
| CFR | Community of Federal Regulators |
| CFTC | Commodity Futures Trading Commission |
| CPTPP | Comprehensive and Progressive Agreement for Trans-Pacific Partnership |
| CSS | Commission on Safety Standards |
| CUSMA | Canada-United States-Mexico Agreement |
| Defra | Department for Environment, Food, and Rural Affairs |
| DIT | Department for International Trade |
| EA | European Accreditation Cooperation |
| EC | European Commission |
| EEA | European Economic Area |
| EFTA | European Free Trade Association |
| EMA | European Medicines Agency |
| ESARDA | European Safeguards Research and Development Association |
| ESMA | European Securities and Markets Authority |
| FATF | Financial Action Task Force |
| FCA | Financial Conduct Authority |
| FCO | Foreign and Commonwealth Office |
| GFIN | Global Financial Innovation Network |
| GFPs | Global Financial Partnerships |
| GMP | Good Manufacturing Practice |
| G-REG | Government Regulatory Practice Initiative |
| GRP | Good Regulatory Practices |
| HSE | Health and Safety Executive |
| IAEA | International Atomic Energy Agency |
| IAF | International Accreditation Forum |
| ICMRA | International Coalition of Medicines Regulatory Authorities |
| IEAs | Information Exchange Arrangements |
| IEC | International Electrotechnical Commission |
| ILAC | International Laboratory Accreditation Cooperation |
| IMF | International Monetary Fund |
| IOs | International organisations |
| IOSCO | International Organization of Securities Commissions |
| IPPAS | International Physical Protection Advisory Service |
| IRC | International regulatory co-operation |
| IRRS | International Atomic Energy Agency’s Integrated Regulatory Review Service |
| ISO | International Organization for Standardization |
| MDEP | Multinational Design Evaluation Programme |
| MHRA | Medicines and Healthcare Products Regulatory Agency |
| MMoU | Multilateral Memorandum of Understanding |
| MoUs | Memoranda of Understanding |
| MRAs | Mutual Recognition Agreements |
| NANDO | New Approach Notified and Designated Organisations |
| NAO | National Audit Office |
| NCAs | Nuclear Cooperation Agreements |
| NDPBs | Non-Departmental Public Bodies |
| NEA | Nuclear Energy Agency |
| NIA | Nuclear Industry Association |
| NII | National Information Infrastructure |
| NMDs | Non-Ministerial Departments |
| NSGC | Nuclear Security Guidance Committee |
| ONR | Office for Nuclear Regulation |
| OPSS | Office for Product Safety and Standards |
| OSCE | Organization for Security Co-operation in Europe |
| PC | Productivity Commission |
| PIR | Post-Implementation Review |
| PRA | Prudential Regulation Authority |
| PSR | Payment Systems Regulator |
| RCC | Regulatory Cooperation Council |
| RCF | Regulatory Cooperation Forum |
| RIA | Regulatory impact assessment |
| ROAMEF | Rationale, Objectives, Appraisal, Monitoring, Evaluation and Feedback |
| RPC | Regulatory Policy Committee |
| RRC | Reducing Regulation Sub-Committee |
| SAGSI | Standing Advisory Group on Safeguards Implementation |
| SBEE | Small Business, Enterprise and Employment |
| SFC | Securities and Futures Commission |
| SMR | Small Modular Reactor |
| SPS | sanitary and phytosanitary |
| TBS | Treasury Board Secretariat of Canada |
| TBT | technical barriers to trade |
| TTMRA | Trans-Tasman Mutual Recognition Arrangement |
| UKAS | United Kingdom Accreditation Service |
| UKAS | United Kingdom Accreditation Service |
| WTO | World Trade Organization |