CAA

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

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

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

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

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

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

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

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