Rule or ruling may refer to:

Education

Royal University of Law and Economics The Royal University of Law and Economics (RULE) is one of the oldest higher educational institutions in Cambodia. RULE was established in 1949 as the National Institute of Law, Politics and Economics. In 2003, the institution was officially deem ...

(RULE), a university in Cambodia

Human activity

* The exercise of

political Politics (from , ) is the set of activities that are associated with making decisions in groups, or other forms of power relations among individuals, such as the distribution of resources or status. The branch of social science that stud ...

or personal control by someone with authority or power *

Business rule A business rule defines or constrains some aspect of business. It may be expressed to specify an action to be taken when certain conditions are true or may be phrased so it can only resolve to either true or false. Business rules are intended to as ...

, a rule pertaining to the structure or behavior internal to a business *

School rule School discipline relates to actions taken by teachers or school organizations toward students when their behavior disrupts the ongoing educational activity or breaks a rule created by the school. Discipline can guide the children's behavior or ...

, a rule that is part of school discipline * Sport rule, a rule that defines how a sport is played *

Game rule A game is a structured form of play, usually undertaken for entertainment or fun, and sometimes used as an educational tool. Many games are also considered to be work (such as professional players of spectator sports or games) or art (su ...

, a rule that defines how a game is played * Moral, a rule or element of a moral code for guiding choices in human behavior *

Norm (philosophy) Norms are concepts ( sentences) of practical import, oriented to affecting an action, rather than conceptual abstractions that describe, explain, and express. Normative sentences imply "ought-to" types of statements and assertions, in distinction ...

, a kind of sentence or a reason to act, feel or believe * Rule of thumb, a principle with broad application that is not intended to be strictly accurate or reliable for every situation *

Unspoken rule Unwritten rules (synonyms: Unspoken rules) are behavioral constraints imposed in organizations or societies that are not typically voiced or written down. They usually exist in unspoken and unwritten format because they form a part of the logical ...

, an assumed rule of human behavior that is not voiced or written down *

Slide rule The slide rule is a mechanical analog computer which is used primarily for multiplication and division, and for functions such as exponents, roots, logarithms, and trigonometry. It is not typically designed for addition or subtraction, which ...

, a mechanical analog computer

Science

* Rule of inference or transformation rule, a term in logic for a function which takes premises and returns a conclusion * Phrase structure rule or rewrite rule, used in some theories of linguistics * "Rule ''X''"

elementary cellular automaton In mathematics and computability theory, an elementary cellular automaton is a one-dimensional cellular automaton where there are two possible states (labeled 0 and 1) and the rule to determine the state of a cell in the next generation depends o ...

, where X is a number between 0-255 characterizing a specific model (e.g. ''Rule 110'') *

Ruler A ruler, sometimes called a rule, line gauge, or scale, is a device used in geometry and technical drawing, as well as the engineering and construction industries, to measure distances or draw straight lines. Variants Rulers have long ...

, or "rule"; a distance measuring device *

Phonological rule A phonological rule is a formal way of expressing a systematic phonological or morphophonological process or diachronic sound change in language. Phonological rules are commonly used in generative phonology as a notation to capture sound-related o ...

* Social norm, explicit or implicit rules used within society or by a group

Law and government

Advance tax ruling An advance tax ruling is a tool for multinational corporations and for individual taxfilers for clarifying and conforming particular taxation arrangements. A written interpretation of tax laws is issued by tax authorities to corporations and indivi ...

, a tool for conforming taxation arrangements * Court order, a decision by a court *

Government A government is the system or group of people governing an organized community, generally a state. In the case of its broad associative definition, government normally consists of legislature, executive, and judiciary. Government is ...

* In rulemaking by the federal government of the United States, a regulation mandated by Congress, but written or expanded upon by the executive branch *

Law Law is a set of rules that are created and are enforceable by social or governmental institutions to regulate behavior,Robertson, ''Crimes against humanity'', 90. with its precise definition a matter of longstanding debate. It has been vario ...

, which may informally be called a "rule" * Military rule, governance by a military body *

Monastic rule A religious order is a lineage of communities and organizations of people who live in some way set apart from society in accordance with their specific religious devotion, usually characterized by the principles of its founder's religious practic ...

, a collection of precepts that guides the life of monks or nuns in a religious order *

Procedural law Procedural law, adjective law, in some jurisdictions referred to as remedial law, or rules of court, comprises the rules by which a court hears and determines what happens in civil, lawsuit, criminal or administrative proceedings. The rules a ...

, a ruleset governing the application of laws to cases * Rule of law, government based not on arbitrary decisions of officials but on laws

Geography

Rule, Arkansas Rule is an unincorporated community in Carroll County, Arkansas, United States. The community is located on Arkansas Highway 103 on the banks of Osage Creek and about four miles south of Green Forest Green Forest (18 February 1979 – 2000) ...

Rule, Texas Rule is a town in Haskell County, Texas, United States. The population was 636 at the 2010 census, down from 698 at the 2000 census. The community was named for W. A. Rule, a railroad man. Geography Rule is in western Haskell County at the int ...

Literature

* ''

The Rules ''The Rules: Time-tested Secrets for Capturing the Heart of Mr. Right'' is a self-help book by Ellen Fein and Sherrie Schneider, originally published in 1995. The book suggests rules that a woman should follow in order to attract and marry the ma ...

'', bestselling self-help book * ''Rules'' (novel), 2007 Newbery Honor book by Cynthia Lord * "

The Rulers ''The Rulers'' is a golden age science fiction short story by A. E. van Vogt, originally published in '' Astounding'' in March 1946. It was included in several anthologies, including 1952's '' Destination: Universe!''. Plot Dr. Alexander Latham ...

", a science fiction short story by A. E. van Vogt

Music

Ja Rule Jeffrey Bruce Atkins (born February 29, 1976), better known by his stage name Ja Rule (), is an American rapper and actor. Born and raised in New York City, he debuted in 1999 with '' Venni Vetti Vecci'' and its lead single " Holla Holla". Dur ...

(born 1976), hip hop artist

Albums

* ''

R.U.L.E. ''R.U.L.E.'' is the sixth studio album by American rapper Ja Rule; it was released on November 9, 2004, by The Inc. and Island Def Jam Music Group. The album debuted at number 7 on the U.S. ''Billboard'' 200 chart, selling 165,000 units in its ...

'', by Ja Rule, 2004 * ''Rule'', by

Anna Tsuchiya is a Japanese singer, actress and semi-retired model. Since 2005, she is primarily known as a singer.Oricon pr ...

, 2010 * ''Rules'' (album), by the Whitest Boy Alive, 2009 * ''Rules'', by First Blood, 2017 * ''Rules!'', by

Manila Luzon Karl Philip Michael Westerberg, better known by the stage name Manila Luzon (born August 10, 1981), is an American drag queen, recording artist, comedian and reality television personality. Luzon came to international attention as a contestant on ...

, 2019

Songs

* "Rule" (Nas song), 2001 * "Rule"/"Sparkle", a double A-side by Ayumi Hamasaki, 2009 * "Rule", by X Ambassadors from '' Orion'', 2019 * "Rules" (Doja Cat song), 2019 * "Rules" (KMFDM song), 1996 * "Rules", by Shakira from ''

Laundry Service ''Laundry Service'' ( es, Servicio de Lavandería) is the fifth studio album and first English-language album by Colombian singer Shakira, globally released on 13 November 2001 by Epic Records. It is her first album to be primarily recorded in E ...

'', 2001

Other uses

* Rule (surname) * ''The Rule'' (film), a 2014 American documentary * ''Ruler'' (film), a 2019 Telugu-language film * '' Rules: Pyaar Ka Superhit Formula'', a 2003 Bollywood film * rule: a snippet of code which can perform

email filtering Email filtering is the processing of email to organize it according to specified criteria. The term can apply to the intervention of human intelligence, but most often refers to the automatic processing of messages at an SMTP server, possibly appl ...

* Rule (horse) (born 2007), American racehorse * Rules (restaurant), upscale English restaurant in London * ''

Rules! ''Rules!'' is an iOS game by German indie developer Marcel-André Casasola Merkle and published by TheCodingMonkeys. It was released on August 6, 2014. Gameplay Players are given a board of creatures with various features (colour, accessories ...

'', a 2014 iOS video game * "Rule #1" (''Batwoman'') * Rule (Bosnia and Herzegovina), political party