CPA

CPA may refer to:

• Certified Public Accountant, a statutory title of qualified accountants in the United States
• Certified Practising Accountant, a title used by members of the CPA Australia accountancy association
• Chartered Patent Attorney or Chartered Patent Agent, registered trademarks of the Chartered Institute of Patent Attorneys in the UK

Organizations

• Canadian Payments Association
• Canadian Payroll Association
• Canadian Police Association
• Craft Potters’ Association, a UK body of ceramicists
• Cyprus Ports Authority
• Canadian Poolplayers Association, an amateur pool (pocket billiards) league, affiliated with the American Poolplayers Association
• Cordillera Peoples Alliance, an indigenous rights organization in the Philippines

Politics and government

• Christian Peoples Alliance, a British Christian democrat political party
• Coalition Provisional Authority, which oversaw the American- and British-led multinational occupation of Iraq
• Communist Party of Australia
• Community Preservation Act, Massachusetts
• Comprehensive Peace Accord, a 2006 Nepali agreement
• Comprehensive Peace Agreement, a 2005 agreement to end the Second Sudanese Civil War
• Comprehensive Performance Assessment, a UK Audit Commission assessment
• Comprehensive Plan of Action program, a 1989 plan to stop the influx of Indochinese boat people

Science and technology

• Cerebellopontine angle, a structure at the margin of the cerebellum and pons
• Cyclophosphamide
• Chirped pulse amplification, a technique for amplifying an ultrashort laser pulse
• Coherent perfect absorber, a device which absorbs coherent light and converts it to some form of internal energy such as heat or electrical energy
• Coherent potential approximation, a method, in physics, of finding the Green's function of an effective medium

Other uses

• Clinical Pathology Accreditation, operated by the United Kingdom Accreditation Service
• CPA (agriculture), a type of agricultural cooperative in Cuba
• Care programme approach, a United Kingdom system of delivering community services to those with mental illness
• Cathay Pacific's ICAO airline designator
• Certified Public Assassins, a team featured on Extreme Dodgeball
• Chosen-plaintext attack, a form of cryptanalysis
• Commercial Product Assurance, a form of information security validation
• Collaboration Protocol Agreement, a component of the ebXML standards
• Comprehensive Patient Administrator, a collection of software tools to manage resources in medical environments
• Continuous Partial Attention, a term coined by Linda Stone in 1998to describe a kind of multitasking
• Cost per action, a valuation of internet advertisement
• Cost per acquisition, another name for cost per conversion, the cost of acquiring a customer
• Cyproterone acetate, an antiandrogen
• Closest point of approach, used in Automatic Radar Plotting Aid
• Critical path analysis, or critical path method, an algorithm for scheduling a set of project activities
• Cost per Activity
• Chronic Pulmonary Aspergillosis
• Postal codes in Argentina (Código Postal Argentino)