TAC

TAC may refer to:

Geography

• Tác, a village in Fejér County, Hungary

People

• Pablo Tac, US scholar
• Pham Cong Tac, a leader of the Cao Dai religion

Organisations

• TAC (building automation), a Swedish building automation company
• Technical Advisory Council, a committee advising the US FCC
• Technical Assistance Center, a company's internal support group for external customers
• The Aleut Corporation, Alaska, USA, a Native Regional Corporation
• The Ant Commandos, a company which produces video game console peripherals
• The Athletics Congress, US sports governing body, became USATF in 1992
• The Architects Collaborative, Cambridge, MA, US
• Treatment Action Campaign, a South African AIDS organisation
• Treaty of Amity and Cooperation in Southeast Asia
• Traditional Anglican Communion
• Tactical Air Command, a former command of the US Air Force
• The Analysis Corporation, a private intelligence firm

Colleges

• Tarsus American College
• Thomas Aquinas College

Transport

• TAC Colombia, a charter airline based in Bogotá, Colombia
• TAC - Transportes Aéreos Catarinense, a former Brazilian airline
• Tecnologia Automotiva Catarinense (TAC) a Brazilian automotive company
• Transport Accident Commission of Australia
• Thai Airways Company, a former Thai airline
• Terminal area chart, an aeronautical chart of the area surrounding a major airport
• Transport Accident Commission, an insurer in Victoria, Australia

Military and law enforcement

• Demro TAC-1, a pistol calibre carbine/submachine gun
• .408 Chey Tac, a rifle cartridge
• CheyTac Intervention, an American rifle
• McMillan TAC-50, US rifle chambered
• Terrible Monster Attack Crew, a fictional pilot squadron in Ultraman Ace

Science and technology

• Tetracaine, Adrenaline & Cocaine, a liquid mixture sometimes given as a soothing gel to children
• Type Allocation Code, part of a mobile device's IMEI identifying maker and model
• Triacetyl cellulose, a polymer used in display applications
• Tinned Annealed Copper, a common type of copper wire and cable
• Tantalum carbide, TaC, its chemical formula
• Total Antioxidant Capacity

Computing

• TAC (software), an instant messaging and chat client program
• tac (Unix), a program that concatenates lines in reverse
• Terminal Access Controller, a host computer that accepts terminal connections
• Thermally Advantaged Chassis, an Intel computer specification
• Three-address code, a representation of intermediate code used by compilers
• TAC-2, game controller compatible with Atari 2600 video game systems

Media

• The Accessible Channel, a Canadian digital television channel
• Group TAC, a Japanese anime and computer graphics studio
• The American Conservative magazine

Fishing

• Total Allowable Catch#Total allowable catch (TAC), in commercial fishing