
A legal system is a set of
legal norms and institutions and processes by which those norms are applied, often within a particular
jurisdiction
Jurisdiction (from Latin 'law' and 'speech' or 'declaration') is the legal term for the legal authority granted to a legal entity to enact justice. In federations like the United States, the concept of jurisdiction applies at multiple level ...
or community.
It may also be referred to as a legal order. The comparative study of legal systems is the subject matter of
comparative law
Comparative law is the study of differences and similarities between the law and legal systems of different countries. More specifically, it involves the study of the different legal systems (or "families") in existence around the world, includ ...
, while the definition of legal systems in the abstract has been largely the domain of
legal philosophy. Although scholarship has largely focused on national legal systems, many other distinct legal systems exist; for example, in Canada, in addition to the
Canadian legal system there are numerous
Indigenous legal systems.
The term "legal system" is often used to refer specifically to the laws of a particular
nation state
A nation state, or nation-state, is a political entity in which the State (polity), state (a centralized political organization ruling over a population within a territory) and the nation (a community based on a common identity) are (broadly ...
. Some countries have a single legal system, while others may have multiple overlapping legal systems arising from distinct sources of sovereign authority, as is often the case in
federal state
A federation (also called a federal state) is an entity characterized by a union of partially self-governing provinces, states, or other regions under a federal government (federalism). In a federation, the self-governing status of the c ...
s. In addition, different groups within a country are sometimes subject to different legal systems; this is known as
legal pluralism
Legal pluralism is the existence of multiple legal systems within one society and/or geographical area.
History Church and State
The notion of "parallel sovereignty" between premodern States and the Catholic Church was an accepted situation ...
.
International law
International law, also known as public international law and the law of nations, is the set of Rule of law, rules, norms, Customary law, legal customs and standards that State (polity), states and other actors feel an obligation to, and generall ...
is also sometimes classified as a legal system, but this classification is disputed.
Legal systems vary in their
sources of law
Sources of law are the origins of laws, the binding rules that enable any state to govern its territory. The terminology was already used in Rome by Cicero as a metaphor referring to the "fountain" ("fons" in Latin) of law. Technically, anything ...
and the extent to which they are based on formal written law; some
civil law systems have been based exclusively on
statutory law
A statute is a law or formal written enactment of a legislature. Statutes typically declare, command or prohibit something. Statutes are distinguished from court law and unwritten law (also known as common law) in that they are the expressed wi ...
while some
customary law
A legal custom is the established pattern of behavior within a particular social setting. A claim can be carried out in defense of "what has always been done and accepted by law".
Customary law (also, consuetudinary or unofficial law) exists wher ...
systems are based entirely on oral tradition.
Legal systems are
classified in many different ways. One popular classification divides them into the
civil law tradition,
common law tradition
Common law (also known as judicial precedent, judge-made law, or case law) is the body of law primarily developed through judicial decisions rather than statutes. Although common law may incorporate certain statutes, it is largely based on prece ...
,
religious law
Religious law includes ethical and moral codes taught by religious traditions. Examples of religiously derived legal codes include Christian canon law (applicable within a wider theological conception in the church, but in modern times distin ...
systems,
customary law
A legal custom is the established pattern of behavior within a particular social setting. A claim can be carried out in defense of "what has always been done and accepted by law".
Customary law (also, consuetudinary or unofficial law) exists wher ...
systems, and
mixed legal system
The contemporary national legal systems are generally based on one of four major legal traditions: civil law, common law, customary law, religious law or combinations of these. However, the legal system of each country is shaped by its unique ...
s.
Modern scholarship, however, has moved away from these fixed categories toward an understanding of legal systems as drawing from multiple legal traditions or patterns.
Definitions and scope
Legal systems have been defined in various ways. In one influential definition by
John Henry Merryman, a legal system is "an operating set of legal institutions, procedures, and rules".
Depending on the definition, a legal system may contain only the set of laws or legal norms issuing from a particular sovereign authority or bound by a shared underlying norm or set of rules, or it may also include for example the institutions and processes by which those laws or legal norms are interpreted and given effect.
The 19th-century legal positivist
John Austin distinguished legal systems from one another based on the
sovereign
''Sovereign'' is a title that can be applied to the highest leader in various categories. The word is borrowed from Old French , which is ultimately derived from the Latin">-4; we might wonder whether there's a point at which it's appropriate to ...
from which the laws flowed. A similar analysis had been proposed some centuries earlier by
Francisco de Vitoria
Francisco de Vitoria ( – 12 August 1546; also known as Francisco de Victoria) was a Spanish Roman Catholic philosopher, theologian, and jurist of Renaissance Spain. He is the founder of the tradition in philosophy known as the School of Sala ...
. Under Austin's analysis, any law that is part of a legal system must have been enacted by the same sovereign legislator. The 20th-century Austrian scholar
Hans Kelsen
Hans Kelsen (; ; October 11, 1881 – April 19, 1973) was an Austrian and later American jurist, legal philosopher and political philosopher. He is known principally for his theory of law, which he named the " pure theory of law (''Reine Rechts ...
took a different approach, in which all legal norms in a legal system must arise from a single underlying
basic norm
() is a concept in the '' Pure Theory of Law'' created by Hans Kelsen, a jurist and legal philosopher. Kelsen used this word to denote the basic norm, order, or rule that forms an underlying basis for a legal system. The theory is based on a ...
.
The English theorist
H.L.A. Hart argued instead that each legal system is defined by a shared
rule of recognition
A central part of H.L.A. Hart's theory on legal positivism, in any legal system, the rule of recognition is a master meta-rule underlying any legal system that defines the common identifying test for legal validity (or "what counts as law") wit ...
under which a pronouncement is recognized as valid law.
These
positivist accounts of the legal system have been challenged from various perspectives. Twentieth-century scholarship on legal pluralism emphasized that many legal norms do not arise from an identifiable government or sovereign, and therefore legal systems could not be defined simply based on the sovereign.
H. Patrick Glenn argued that legal systems were a structurally inadequate way of thinking about law because they failed to capture the epistemic and ill-defined nature of law, arguing for
legal tradition
A legal tradition or legal family is a grouping of laws or legal systems based on shared features or historical relationships. Common examples include the common law tradition and civil law tradition. Many other legal traditions have also been re ...
s as a better unit of analysis.
Scholarly opinions on whether
international law
International law, also known as public international law and the law of nations, is the set of Rule of law, rules, norms, Customary law, legal customs and standards that State (polity), states and other actors feel an obligation to, and generall ...
is a legal system have varied. Kelsen viewed international law as either included in all national legal systems, or an overarching legal system of which the national legal systems were subordinate parts. H.L.A. Hart considered international law to be law, but not a legal system, because it lacked a rule of recognition, rule of change, or rule of adjudication. However, it is increasingly considered to be a legal system.
The origin of this view of international law is credited to the 18th-century German legal theorist
Georg Friedrich von Martens
Georg Friedrich von MartensGeorg Friedrich von Martens should not be confused with F. F. Martens (1845–1909) a Russian diplomat and who was also an international lawyer, whose full name is sometimes given as Friedrich Fromhold von Martens (2 ...
.
Although the terms "legal order" and "legal system" are commonly used interchangeably, some writers have distinguished them. A number of legal positivists have used one term to refer to the set of legal norms in effect in a territory at a particular moment, and the other to refer to the set of legal norms over time.
Theorists such as
Eugenio Bulygin and
Carlos Alchourrón use "legal order" to refer to the momentary state of the "legal system", while others including
Andrzej Grabowski
Andrzej Piotr Grabowski (born 15 March 1952) is a Polish actor, singer and comedian. He is best known for playing the role of Ferdynand Kiepski in the TV series '' The Lousy World'' as well as being one of the judges on the Polish edition of Danci ...
use "legal system" in the opposite sense, to refer to the momentary state of the "legal order".
Classifications
Various different taxonomies of legal systems have been proposed, for example into families or traditions on historic and stylistic grounds. One common division is between the
civil law tradition and the
common law tradition
Common law (also known as judicial precedent, judge-made law, or case law) is the body of law primarily developed through judicial decisions rather than statutes. Although common law may incorporate certain statutes, it is largely based on prece ...
, which covers most modern countries that are not governed by
customary law
A legal custom is the established pattern of behavior within a particular social setting. A claim can be carried out in defense of "what has always been done and accepted by law".
Customary law (also, consuetudinary or unofficial law) exists wher ...
or
religious law
Religious law includes ethical and moral codes taught by religious traditions. Examples of religiously derived legal codes include Christian canon law (applicable within a wider theological conception in the church, but in modern times distin ...
or a mixed system. The distinction between civil law and common law legal systems has become less useful over time as the two groups have become more similar to one other, and also less cohesive as some members of each group have become more different from others.
Some analysts also consider
socialist legal systems to constitute a separate group. The
Nordic legal tradition, encompassing the legal systems of Scandinavia and Iceland, may also be considered a separate group of legal systems. However, both of these are more commonly considered subgroups of the civil law tradition.
Prior to the late 20th century, mixed legal systems were rarely taken into account in classifications of legal systems, but today they are recognized as the most common case: a 2000 study of world legal systems found 92 mixed legal systems, 91 civil law systems, and 42 common law systems.
Classifications of legal systems have often reflected the classifier's view of geopolitical power relations. In 1909,
Adhémar Esmein proposed classifying legal systems into Roman, Germanic, Anglo-Saxon, Slavic, and Islamic groups, which corresponded to the five major global empires of the time. This classification ignored, among others, the legal systems of Africa, China, and Japan, which Esmein did not consider significant. In 1913,
Georges Sauser-Hall proposed an explicitly racial classification of legal systems into Indo-European, Semitic, and Mongolian. In 1928, the American scholar
John Henry Wigmore
John Henry Wigmore (1863–1943) was an American lawyer and legal scholar known for his expertise in the law of evidence and for his influential scholarship. Wigmore taught law at Keio University in Tokyo (1889–1892) before becoming the firs ...
proposed a five-part classification of legal systems: primitive, ancient, Euro-American, religious, and "Afro-Asian". Wigmore's approach, the first to elevate the United States to top-level significance and the first to take Indigenous legal systems into account, was also noteworthy for erasing the distinctions among the different European legal traditions.
In the postwar period, the influential French comparatist
René David classified the world's legal systems into four broad groups: Romano-Germanic, common law, socialist law, and "other conceptions of law and the social order". This classification represented a French
Cold War
The Cold War was a period of global Geopolitics, geopolitical rivalry between the United States (US) and the Soviet Union (USSR) and their respective allies, the capitalist Western Bloc and communist Eastern Bloc, which lasted from 1947 unt ...
worldview, with the Romano-Germanic legal systems epitomized by France, common law systems by the United States, and socialist law systems by the
USSR
The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...
. David also acknowledged, but gave lesser importance to, the Islamic,
Hindu
Hindus (; ; also known as Sanātanīs) are people who religiously adhere to Hinduism, also known by its endonym Sanātana Dharma. Jeffery D. Long (2007), A Vision for Hinduism, IB Tauris, , pp. 35–37 Historically, the term has also be ...
, and
traditional Chinese
A tradition is a system of beliefs or behaviors (folk custom) passed down within a group of people or society with symbolic meaning or special significance with origins in the past. A component of cultural expressions and folklore, common examp ...
legal traditions. David's classification remained highly influential for several decades. However, in the late 20th century it came under attack for being excessively
scientistic and
nationalistic.
In 1973, German comparatists Konrad Zweigert and Hein Kötz proposed a similar classification that recognized "Romanist" (typified by France), "Germanic", Anglo-American, Scandinavian, Socialist, Hindu, Islamic, and "Far Eastern" groups of legal systems, which were all distinguished from one another on stylistic grounds.
Until the 1990s, these classifications of legal systems into family groups were typically considered rigid and fixed over time. But through the scholarship of
H. Patrick Glenn this metaphor of static legal families has been supplanted by the concept of legal traditions, in which hybrid or mixed systems are the norm rather than the exception.
In 1997,
Ugo Mattei proposed classifying legal systems according to their social constraints, and particularly the degree to which they adhered to three patterns: "rule of professional law", "rule of political law", and "rule of traditional law", from which all legal systems drew to some extent. The paradigmatic examples of these three patterns were the United States, Cuba, and Saudi Arabia, respectively.
In contrast to these historic and stylistic classifications, some organizations have developed classifications and rankings of legal systems based on particular metrics. For example, the
World Justice Project
The World Justice Project (WJP) is an international civil society organization with the stated mission of "working to advance the rule of law around the world". It produces the World Justice Project Rule of Law Index, a quantitative assessment t ...
ranks national legal systems annually by their adherence to the
rule of law
The essence of the rule of law is that all people and institutions within a Body politic, political body are subject to the same laws. This concept is sometimes stated simply as "no one is above the law" or "all are equal before the law". Acco ...
.
In legal translation

A distinguishing feature of
legal translation compared to other forms of
translation
Translation is the communication of the semantics, meaning of a #Source and target languages, source-language text by means of an Dynamic and formal equivalence, equivalent #Source and target languages, target-language text. The English la ...
is that it often involves translating not only between languages but also between legal systems.
A translator tasked, for example, with translating a legal document from one language and legal system into another language that is not used in the source legal system but is spoken in multiple other legal systems (for example, a German legal document into French) must decide which legal system's
legal language and conceptual framework to use in the translation.
The classification of legal systems is also of practical importance in legal translation because it governs the difficulty of the translator's task: the more closely related two legal systems are, the more straightforward the translation process is. The difficulties in translating between common and civil law legal systems is particularly well-known. Thus for example, even though Finnish and Swedish are unrelated languages, the similarities between the Finnish and Swedish legal systems makes the translation process more straightforward than translating a legal document between dissimilar systems.
Further reading
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References
{{Law
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Comparative law
Legal concepts
Philosophy of law