CAA may refer to:

Law

  • Citizenship (Amendment) Act, 2019 of India. The Home Ministry on March 11 notified the implementation of Citizenship Amendment Act's (CAA) rules.
  • Protests regarding the Citizenship (Amendment) Act
  • Clean Air Act, United States law to reduce air pollution
  • Congressional Apportionment Amendment, unratified pending United States constitutional amendment
  • Copyright assignment agreement, to transfer copyright to another party
  • Cuban Adjustment Act, United States federal law

Organizations

Arts

  • China Academy of Art, a fine arts college in China founded in 1928
  • College Art Association, a professional arts association in the US
  • Concert Artistes Association, founded 1897

Automobile

  • Canadian Automobile Association, a federation of clubs across Canada
  • China Automobile Association, a roadside assistance provider in China owned by Insurance Australia Group
  • Cyprus Automobile Association, a non-profit organization, providing roadside assistance services

Aviation

Airlines

  • CAA, ICAO airline designator for Atlantic Southeast Airlines, a defunct carrier in the United States
  • Central African Airways, a defunct airline, national carrier for the Central African Federation
  • Compagnie Africaine d'Aviation, a Congolese airline

Regulatory agencies

  • Civil aviation authority (CAA), general term for a statutory authority that oversees the regulation of civil aviation
  • Civil Aviation Authority, the name of these countries' regulators:
  • Civil Aviation Authority (New Zealand)
  • Civil Aviation Authority (South Africa)
  • Civil Aviation Authority (United Kingdom)
  • Civil Aviation Authority (Moldova) (formerly Civil Aviation Administration in English)
  • Civil Aviation Authority of Norway
  • Civil Aviation Authority of the Philippines
  • Civil Aviation Agency, the name of two countries' regulators in English:
  • Civil Aviation Agency Slovenia
  • Latvian Civil Aviation Agency
  • Civil Aeronautics Administration (disambiguation), two national regulators:
  • Civil Aeronautics Administration (Taiwan), a division of Ministry of Transportation and Communication
  • Civil Aeronautics Administration (United States), formed in 1940 and replaced by the Federal Aviation Agency in 1958

Other organizations

  • Children's Air Ambulance, air ambulance for children in the UK
  • Methodist Commission on Aboriginal Affairs, a 1960s independent body within the Methodist Church in Australia

Science

  • Canadian Archaeological Association, publishes archaeological literature
  • Canadian Avalanche Association, avalanche awareness and safety
  • Carinthian Astronomical Association (Astronomische Vereinigung Kärntens), Austria
  • Center for American Archeology, in Kampsville, Illinois, an independent non-profit research and education
  • Computer Applications and Quantitative Methods in Archaeology (CAA) - international organization of archaeologists, organizes an annual conference

Sports and entertainment

  • Canyon Athletic Association, an association to organize sports for smaller charter schools in the state of Arizona
  • Coastal Athletic Association, an NCAA Division I college athletic conference whose full-time members are in East Coast US states
  • Coastal Athletic Association Football Conference, branded as CAA Football, a technically separate conference for American football operated by the above
  • Confederation of African Athletics, a continental association for the sport of athletics in Africa
  • Creative Artists Agency, an American talent and sports agency
  • Cycle Action Auckland, a pro-cycling advocacy group in Auckland, New Zealand

Other organizations

  • Campaign Against Antisemitism, a UK organisation
  • California Alumni Association, the alumni association of the University of California, Berkeley
  • Carriage Association of America
  • Case Alumni Association, oldest independent alumni organization in the US
  • Cat Aficionado Association, a registry of pedigreed felines in China
  • Center for Academic Advancement, a part of the Johns Hopkins University Center for Talented Youth
  • Center for Army Analysis, US
  • China Advertising Association
  • Commission for Academic Accreditation, United Arab Emirates
  • Commonwealth Association of Architects, an organisation for architects in commonwealth countries
  • Council on African Affairs, provided information about Africa to the US, particularly to African Americans

Science and technology

  • Cerebral amyloid angiopathy, a form of angiopathy
  • Computational aeroacoustics, direct simulation of acoustic fields associated with flows
  • Computer-aided assessment, assessment performed or mediated through computer methods
  • Computer-aided auscultation, computer analysis of stethoscope data
  • DNS Certification Authority Authorization, a method for cross-checking security information on the Internet
  • Cover Art Archive, a project hosting album cover art images
  • CAA, one of the codons for the amino acid glutamine

Other uses

  • Command Arms and Accessories, an Israeli firearms manufacturer of Kalashnikov style weapons
  • Coventry Arena railway station, station code "CAA"
  • Chester A. Arthur, 21st president of the United States