NCA may refer to:

Businesses and organisations

Australia

* National Capital Authority, a government authority for development planning of the Capital Territory * National Crime Authority, defunct investigative agency

European Union

* National Competent Authorities, referring to the country-level agencies participating in EU policy frameworks such as

European Union competition law In the European Union, competition law promotes the maintenance of competition within the European Single Market by regulating anti-competitive conduct by companies to ensure that they do not create cartels and monopolies that would damage th ...

European Banking Supervision European Banking Supervision, also known as the Single Supervisory Mechanism (SSM), is the policy framework for the prudential supervision of banks in the euro area. It is centered on the European Central Bank (ECB), whose supervisory arm is re ...

India

* Nuclear Command Authority (India) * National Cricket Academy

Ireland

* National Consumer Agency, a defunct government body * National Cycling Association, a defunct sports governing body

Norway

* Norwegian Church Aid, a charity * Norwegian Coastal Administration, a government agency

Pakistan

* National College of Arts, Lahore *

National Command Authority (Pakistan) The National Command Authority (NCA) is the authority responsible for safeguarding the national security of Pakistan through command, control and operational decisions regarding Pakistan and weapons of mass destruction, Pakistan's nuclear weapo ...

United Kingdom

* National Campaign for the Arts, a lobbying group *

National Character Area A National Character Area (NCA) is a natural subdivision of England based on a combination of landscape, biodiversity, geodiversity and economic activity. There are 159 National Character Areas and they follow natural, rather than administrative, b ...

, a type of region in England *

National Crime Agency The National Crime Agency (NCA) is a Law enforcement agency#natlea, national law enforcement agency in the United Kingdom. It is the UK's lead agency against organised crime; Human trafficking, human, Arms trafficking, weapon and Illegal drug t ...

, a law-enforcement agency * The Northern Care Alliance NHS Group, a health-care organisation for Greater Manchester

United States

* National Climate Assessment, a governmental interagency * National Cheerleaders Association, an organization that holds cheer camps and competitions * National Credentialing Agency for Laboratory Personnel, a

professional association A professional association (also called a professional body, professional organization, or professional society) is a group that usually seeks to advocacy, further a particular profession, the interests of individuals and organisations engaged in ...

for

medical laboratory A medical laboratory or clinical laboratory is a laboratory where tests are conducted out on clinical specimens to obtain information about the health of a patient to aid in diagnosis, treatment, and prevention of disease. Clinical medical labor ...

professionals. *

National Coffee Association National Coffee Association of U.S.A., Inc. (National Coffee Association or NCA) is the main market research, consumer information, and lobbying association for the coffee industry in the United States. The association has functions and services ...

, a coffee industry body * National Command Authority (United States), a military doctrine * National Communication Association, an organization to promote communication studies as a discipline * National Conservation Area, a class of region managed by the Bureau of Land Management *

North Central Association of Colleges and Schools The North Central Association of Colleges and Schools (NCA), also known as the North Central Association, was a membership organization, consisting of colleges, universities, and schools in 19 U.S. states engaged in educational accreditation. It ...

, one of six organizations that provide higher learning accreditation

Elsewhere

* National Citizens Alliance, federal political party in Canada * National Computerization Agency, a Korean statutory agency for informatization * Network of Concerned Anthropologists, an independent ad hoc network of anthropologists seeking to promote an ethical anthropology * National Conscription Agency, an agency in Taiwan * New Classical Adventure, a record label for classical music based in Hamburg, Germany * Nigerian College of Accountancy, training institution in Jos, Nigeria * Nippon Cargo Airlines, a cargo airline of Japan * Nuevo Central Argentino, an Argentine railway company

Chemistry

* Amino acid N-carboxyanhydride * Lithium nickel cobalt aluminium oxides, a group of

lithium-ion battery A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li+ ions into electronically conducting solids to store energy. Li-ion batteries are characterized by higher specific energy, energ ...

cathode materials

Computing

* Network Computing Architecture (disambiguation) *

Neighbourhood components analysis Neighbourhood components analysis is a supervised learning method for Statistical classification, classifying multivariate statistics, multivariate data into distinct classes according to a given metric (mathematics), distance metric over the data. ...

, a supervised classification technique * Nexus Computing Agents, trusted software programs in Microsoft's delayed Next-Generation Secure Computing Base initiative * Nortel Certified Architect, the highest Nortel certifications * .nca-File ( Nintendo Switch Content Archive- or Nikon Camara Color Adjustment-File)

Law

Nature Conservation Act 1992 The ''Nature Conservation Act 1992'' is an act of the Parliament of Queensland, Australia, that, together with subordinate legislation, provides for the legislative protection of Queensland's threatened biota. As originally published, it prov ...

, Queensland, Australia * Noise Control Act, a U.S. law more formally known as the Noise Pollution and Abatement Act of 1972 *

Non-compete agreement In contract law, a non-compete clause (often NCC), restrictive covenant, or covenant not to compete (CNC), is a clause under which one party (usually an employee) agrees not to enter into or start a similar profession or trade in competition again ...

, an agreement between an employer and employee prohibiting an employee from working for a competitor after separation

Places

New Caledonia New Caledonia ( ; ) is a group of islands in the southwest Pacific Ocean, southwest of Vanuatu and east of Australia. Located from Metropolitan France, it forms a Overseas France#Sui generis collectivity, ''sui generis'' collectivity of t ...

, French overseas territory, UNDP country code *

Nicaragua Nicaragua, officially the Republic of Nicaragua, is the geographically largest Sovereign state, country in Central America, comprising . With a population of 7,142,529 as of 2024, it is the third-most populous country in Central America aft ...

, by IOC country code * Urban community of Nice Côte d'Azur, the intercommunal structure gathering the city of Nice, France and some of its suburbs * Ngorongoro Conservation Area, a protected area and

World Heritage Site World Heritage Sites are landmarks and areas with legal protection under an treaty, international treaty administered by UNESCO for having cultural, historical, or scientific significance. The sites are judged to contain "cultural and natural ...

Arusha, Tanzania * North Caicos Airport, Turks and Caicos Islands (by IATA code)

Other uses

* Nationwide Ceasefire Agreement, a landmark ceasefire agreement in Myanmar commonly known by its abbreviation * NC.A (born 1996), Korean singer * Necessary Condition Analysis, a data analysis method {{disambiguation