Act

Act, ACT, or The Act may refer to:

Arts and entertainment

The Act, American rapper also known as UnoTheActivist
A.C.T, a Swedish band
Act (band), a British band
The Act (band), a Norwegian rock band from the 1980s
Act (drama), a segment of a dramatic or musical work (such as a play, opera, or ballet)
Acting, theatrical performance
ACT Music, a German music label
The Act (musical), a 1977 musical
The Act (1989 film), a 1989 British television film by Richard Langridge
Acts (album), a 2012 album by American band RNDM
ACT (album), a 2009 album by Ben Wendel, Harish Raghavan, and Nate Wood
ACT Theatre, in Seattle, Washington, US
The Act (TV series), a 2019 true crime TV series
The Act (video game), a 2007 arcade game produced by Cecropia
American Conservatory Theater, in San Francisco, California, US
Arts & Culture Trust, a South African cultural organisation responsible for the ACT Awards

ACT (for-profit organization), provides assessments for US school students, etc.
- ACT (test), for college admission, US
Asian College of Technology, Cebu City, Philippines
Australian College of Theology
Aksorn Charoen Tat, Thai educational publishing company

AC Transit, a transit agency serving Alameda and Contra Costa Counties, California
Advanced Clean Trucks Regulation, a rule made by the California Air Resources Board which requires trucks to decarbonize
Advanced Concepts Team, a research team of the European Space Agency
Agency for Community Transit, a paratransit system for Madison County Transit, Illinois
Allied Command Transformation, a NATO strategic command
Azienda comunale del traffico, a former transport operator in Lugano, Switzerland
Puerto Rico Highways and Transportation Authority (Spanish: Autoridad de Carreteras y Transportación)

Act (document), a document recording the legality of a transaction or contract
Acting (law), someone temporarily exercising the powers of a vacant position
Act of parliament, Act of Congress, or Act of Tynwald, a statute or law passed by a legislature
Advance corporation tax, a tax collected in the UK until 1999

ACT Alberta, a Canadian coalition to raise awareness about human trafficking
ACT Alliance, an alliance of churches for coordinating humanitarian assistance and development work
ACT-CIS Partylist, a political party in the Philippines
ACT for America, an advocacy group in the United States
Action for Children's Television, an organization dedicated to improvements in children's television
Act! (Italy), an Italian political party
ACT New Zealand, a political party in New Zealand
Alliance of Concerned Teachers, a political party in the Philippines
Agir (France) (French for "Act"), a political party in France
Alliance for Change and Transparency, a political party in Tanzania
Amazon Conservation Team, a non-profit organization that works to protect the Amazon rainforest
America Coming Together, a US political group

ACT, former name of Together for Short Lives, a children's charity in the United Kingdom
Addenbrooke's Charitable Trust, a UK charity
Anglican Church in Thailand
Association of Commercial Television in Europe, a group representing the business interests of commercial television in the EU
Australian Civic Trust, an Australian urban design organization

Act! LLC, a customer relationship management software
ACT (NASDAQ), Automated Confirmation of Transactions, a trade reporting and clearing system
ACT-R, a symbolic cognitive architecture
Apple Certified Trainer, one of the Apple certification programs

Acceptance and commitment therapy, a type of cognitive-behavioral therapy
Acetylcholine, (ACt/ACh) a neurotransmitter
Activated clotting time, a test of coagulation
Adoptive cell transfer, transfer of cells into a patient, usually immune system cells
Artemisinin based combination therapy, a treatment for malaria
Assertive community treatment, a system for treating mental illness

ACT, the National Rail code for Ascot railway station, Berkshire, UK
Acting rank, temporary military rank
ACT, in linguistics, glossing abbreviation for active voice
ACT mouthwash, produced by Chattem
ACT, the ISO 639-3 language code for Achterhooks, a Dutch dialect
Australian Capital Territory, the territory in which the Australian capital city of Canberra is seated
Courtney Act, Australian drag queen, singer, and television personality
Waco Regional Airport in Texas, USA (IATA airport code ACT)