| ACAN | Advance Contract Award Notice |
| ACIM | Advisory Committee on Information Management |
| ACT | Advanced Card Technologies |
| ADIS | Accounting Data Input System |
| ADM | Assistant Deputy Minister |
| ADV | Advertising |
| AEXDP | Accelerated Executive Development Program |
| AIDS | Acquired Immunodeficiency Syndrome |
| AIESEC | Association Internationale des Etudiants en Sciences Economiques et Commerciales |
| AIT | Agreement on Internal Trade |
| ALP | Advanced Leadership Program |
| ANSI | American National Standards Institute |
| ARB | Awards and Recognition Board |
| ARLU | Annual Reference Level Updates |
| ASD | Alternate Service Delivery |
| ATIP | Access to Information and Privacy |
| ATM | Automatic Teller Machine |
| AU | Auditor |
| BCMS | Banking and Cash Management Sector |
| BCP | Business Continuity Planning |
| BFS | Banking Facilities System |
| CA | Chartered Accountant |
| CAD | Crown Assets Distribution |
| CADD | Crown Assets Distribution Directorate |
| CAE | Chief Audit Executive |
| CAEDS | Canadian Aboriginal Economic Development Strategy |
| CAIS | Central Accounting Information System |
| CAP | Career Assignment Program |
| CAPS | Canadian Annual Procurement Strategy |
| CAS | Central Accounting System |
| CCME | Canadian Council of the Ministers of the Environment |
| CCRA | Canada Customs and Revenue Agency |
| CEGEP | Collège d'Enseignement Général et Professionnel |
| CFMRS | Central Financial Management and Reporting System |
| CFO | chief financial officer |
| CFS | Computers for Schools |
| CFSMM | certified federal specialist in materiel management |
| CFSP | certified federal specialist in procurement |
| CGA | Certified General Accountant |
| CGAP | Certified Government Auditing Professional |
| CGSB | Canadian General Standards Board |
| CHRA | Canadian Human Rights Act |
| CHRO | Chief Human Resources Officer |
| CIA | Certified Internal Auditor |
| CICA | Canadian Institute of Chartered Accountants |
| CIO | Chief Informatics Officer |
| CITCA | Comprehensive Integrated Tax Collection Agreements |
| CITT | Canadian International Trade Tribunal |
| CLC | Canada Labour Code |
| CLF | Common Look and Feel |
| CMA | Certified Management Accountant |
| CMO | Community Management Office |
| COE | centre of expertise |
| COMINT | Communications Intelligence |
| COMSEC | Communications security |
| COSAC | Canadian Open Systems Application Criteria |
| CPI | consumer price index |
| CPP | Canada Pension Plan |
| CPSA | Canada Public Service Agency |
| CRA | Canada Revenue Agency |
| CRDP | Central Registry of Divorce Proceedings |
| CRF | Consolidated Revenue Fund |
| CSA | Canadian Standards Association |
| CSE | Communications Security Establishment |
| CSH | Canadian Subject Headings |
| CSIS | Canadian Security Intelligence Service |
| CSO | Common Service Organizations |
| DAC | Departmental Audit Committee |
| DBA | Departmental Bank Accounts |
| DCA | Direct Compensation Agreement |
| DCMI | Dublin Core Metadata Initiative |
| DCP | Dental Care Plan |
| DEW | Distant Early Warning |
| DFAIT | Department of Foreign Affairs and International Trade |
| DFRP | Directory of Federal Real Property |
| DI | Disability Insurance Plan |
| DIAND | Department of Indian Affairs and Northern Development |
| DIO | Designated Inuit Organization |
| DPR | Departmental Performance Report |
| DPW | Department of Public Works |
| DR | Dispute Resolution |
| DRS | Departmental Reporting System |
| DSO | Departmental Security Officer |
| DSP | Depository Services Program |
| DTA | Departmental Travel Accounts |
| EAA | Electronic authorization and authentication |
| EAP | Employee Assistance Program |
| EDI | Early Departure Incentive |
| EDP | Electronic Data Processing |
| EE | Employment Equity |
| EEA | Employment Equity Act |
| EFT | Electronic Funds Transfer |
| EI | Employment Insurance |
| EIA | Electronic Industries Alliance |
| ELINT | Electronic Intelligence |
| EMS | Expenditure Management System |
| EPA | Effective Project Approval |
| ERI | Early Retirement Incentive |
| ERP | enterprise resource planning |
| ESA | Emergency Salary Advance |
| ESA | Employment Standards Act |
| ETA | Excise Tax Act |
| EX | Executive |
| FAA | Financial Administration Act |
| FC | Fire Commissioner of Canada |
| FCP | Federal Contractors Program |
| FIFO | First In, First Out |
| FIP | Federal Identity Program |
| FIS | Financial Information Strategy |
| FISINT | Foreign Instrumentation Signals Intelligence |
| FMS | Financial Management System |
| FSWEP | Federal Student Work Experience Program |
| GAA | Quebec Automobile Insurance Act |
| GAAP | Generally Accepted Accounting Principles |
| GAPDA | Garnishment Attachment and Pension Diversion Act |
| GATT | General Agreement on Tariffs and Trade |
| GBO | Government Business Opportunities |
| GC | Government of Canada |
| GCR | Government Contracts Regulations |
| GECA | Government Employees Compensation Act |
| GENET | government enterprise network |
| GETS | Government Electronic Tendering System |
| GFA | Guide on Financial Administration |
| GOL | Government On-Line |
| GS | General Services |
| GST | Goods and Services Tax |
| GTS | Government Travel Service |
| HIV | Human Immunodeficiency Virus |
| HRDC | Human Resources Development Canada |
| HST | Harmonized Sales Tax |
| HTML | HyperText Mark-up Language |
| HVAC | Heating, Ventilating and Air Conditioning |
| IAESTE | International Association for the Exchange of Students for Technical Experience |
| IAM | Insurance Administration Manual |
| IBM | International Business Machines |
| IBP | group Insurance and other Benefit Programs |
| ICC | International Chamber of Commerce |
| IEC | International Electrotechnical Commission |
| IEEE | Institute of Electrical and Electronic Engineers |
| IETF | Internet Engineering Task Force |
| IHD | Administrative Information Holdings |
| IM | Information Management |
| IOCF | Interactive On-line Control Files |
| IP | Intellectual Property |
| ISO | International Organization for Standardization |
| ITAR | International Traffic in Arms Regulations |
| ITC | Individual Travel Card |
| ITC | Input Tax Credit |
| JBNQA | James Bay and Northern Quebec Agreement |
| LAN | Local Area Network |
| LCC | life-cycle cost |
| LCSH | Library of Congress Subject Headings |
| LPA | Lease Project Approval |
| LRS | Leave Reporting System |
| LTCP | Long-term Capital Plan |
| LTD | Long-term Disability |
| LWOP | Leave Without Pay |
| MAC | Media Access Control |
| MAF | Management Accountability Framework |
| MCP | Major Crown Projects |
| MITS | Management of Information Technology Security |
| MOU | Memoranda Of Understanding |
| MRRS | Management Resources and Results Structure |
| MTP | Management Trainee Program |
| NAFTA | North American Free Trade Agreement |
| NBC | National Building Code of Canada |
| NCR | National Capital Region |
| NFC | National Fire Code of Canada |
| NFPA | National Fire Protection Association |
| NISO | National Information Standards Organization |
| NJC | National Joint Council |
| NPP | Notice of Proposed Procurement |
| NPSW | National Public Service Week |
| OAA | Outstanding Achievement Award Program |
| OCG | Office of the Comptroller General of Canada |
| OCHRO | Office of the Chief Human Resources Officer |
| OGD | Other Government Department |
| OSH | Occupational Safety and Health |
| OSI | Open Systems Interconnection |
| PAA | Program Activity Architecture |
| PAYE | Payables at Year-End |
| PCIS | Position Classification Information System |
| PCO | Privy Council Office |
| PDSP | Pensioners' Dental Services Plan |
| PEA | Provincial Enforcement Agency |
| PIA | Privacy Impact Assessment |
| PIN | Personal Identification Number |
| PKI | Public Key Infrastructure |
| PM | Prime Minister |
| PM | Programme Administration |
| PMM | Personnel Management Manual |
| PMMRP | Procurement, Materiel Management and Real Property |
| PO | Post Office |
| PPA | Preliminary Project Approval |
| PPRA | Project Profile and Risk Assessment |
| PRC | Procurement Review Committee |
| PRTL | Pre-retirement transition leave |
| PS | Public Service |
| PSA | Public Sector Accounting |
| PSAAB | Public Sector Accounting and Auditing Board |
| PSAB | Public Sector Accounting Board |
| PSAC | Public Service Alliance of Canada |
| PSC | Procurement Strategy Committee |
| PSC | Public Service Commission |
| PSEA | Public Service Employment Act |
| PSHCP | Public Service Health Care Plan |
| PSIA | Public Servants Inventions Act |
| PSMIP | Public Service Management Insurance Plan |
| PSPP | Public Service Pension Plan |
| PSSA | Public Service Superannuation Act |
| PSSRA | Public Service Staff Relations Act |
| PSSRB | Public Service Staff Relations Board |
| PST | Provincial Sales Tax |
| PWC | Department of Public Works |
| PWGSC | Public Works and Government Services Canada |
| QPP | Quebec Pension Plan |
| QST | Quebec Sales Tax |
| RAA | Refundable Advance Account |
| RAM | random access memory |
| RCMP | Royal Canadian Mounted Police |
| RCTC | Responsibility Centre Travel Card |
| RDF | Resource Description Framework |
| RFP | Request For Proposal |
| RG | Receiver General |
| RPP | Report on Plans and Priorities |
| RTA | Reciprocal Taxation Agreement |
| SADM | Senior Assistant Deputy Minister |
| SAM | Superannuation Administration Manual |
| SAPP | Special Assignment Pay Plan |
| SDAC | Small Departments Audit Committee |
| SES | Security Engineering Section |
| SFFO | Senior Full-Time Financial Officer |
| SFL | Self-Funded Leave |
| SFO | Senior Financial Officer |
| SFP | Statement of Financial Position |
| SIGINT | Signals intelligence |
| SIN | Social Insurance Number |
| SOA | Special Operating Agencies |
| SOA | standing offer agreement |
| SOIA | Security of Information Act |
| SOR | Statutory Orders and Regulations |
| SPA | Specified Purpose Account |
| SPAC | Senior Project Advisory Committee |
| SPS | Standard Payment System |
| SPTCSS | Superannuation Pension Transition Client Service Sector |
| SRAP | Short Range Acquisition Plan |
| SSC | Supply and Services Canada |
| SSL | Secure Socket Layer |
| ST | Stenographic and Typing |
| TAN | Travel authorization number |
| TB | Treasury Board |
| TBACC | Treasury Board Advisory Committee on Contracts |
| TBAS | Treasury Board Accounting Standard |
| TBITS | Treasury Board Information Technology Standards |
| TBM | Treasury Board Manual |
| TBS | Treasury Board of Canada Secretariat |
| TEC | Total Estimated Costs |
| TIA | Telecommunications Industry Association |
| TMD | Traffic Management Directorate |
| UCP | Uniform Customs and Practice for Documentary Credits |
| UI | Unemployment insurance |
| UK | United Kingdom |
| ULC | Underwriters' Laboratories of Canada |
| UPS | Uninterruptible power supply |
| URL | Uniform Resource Locator |
| UTP | Unshielded Twisted Pair |
| WCAG | Web Content Accessibility Guidelines |
| WFA | Work Force Adjustment |
| WFAD | Work Force Adjustment Directive |
| WHMIS | Workplace Hazardous Material Information System |
| WIP | work in progress |
| WTO | World Trade Organization |