
Common law is a body of unwritten laws based on legal precedents and court decisions rather than statutes. It is deeply rooted in stare decisis, a Latin term for to stand by things decided, which means that courts and judges need to follow earlier decisions and rulings when dealing with similar cases later. Common law is flexible and adaptable, allowing higher courts to overrule prior decisions without legislative intervention. It promotes stability and consistency as the outcome of cases is based on previous caselaw rather than subjective viewpoints. Today, approximately one-third of the world's population lives in common law jurisdictions or in mixed legal systems that integrate common law and civil law.
| Characteristics | Values |
|---|---|
| Definition | A "body of law" based on court decisions rather than codes or statutes |
| Basis | Judicial decisions, also known as caselaw or case law |
| Sources | Precedent, records of similar situations, statutes, and institutionalized opinions and interpretations from judicial authorities and public juries |
| Flexibility | More flexible than civil law as it can respond to changes in society without waiting for lawmakers to pass changes in statutes and codes |
| Adaptability | Addresses situations not originally predicted by lawmakers |
| Stability and Consistency | Promotes stability and consistency as the outcome will be based on previous caselaw, not subjective viewpoints |
| Efficiency | Court proceedings can be shorter as judges only need to follow precedent, saving time and money |
| Jurisdiction | Decisions are binding only in a particular jurisdiction; some courts have more power than others |
| Evolution | Evolves gradually through a series of steps, reducing disruption |
| Influence | Influences decision-making in unusual cases where the outcome cannot be determined based on existing statutes or written rules |
| Unification | Established a unified legal system, supplanting local folk and manorial courts |
| Geographic Reach | Practiced in Australia, Canada, Hong Kong, India, New Zealand, the United Kingdom, the United States, and most Commonwealth countries |
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What You'll Learn
- Common law is based on court decisions, not codes or statutes
- Common law is deeply rooted in stare decisis, meaning 'to stand by things decided'
- Common law promotes stability and consistency
- Common law is flexible and adaptable to unforeseen situations
- Common law is derived from judicial decisions and unwritten laws

Common law is based on court decisions, not codes or statutes
Common law is a body of law based on court decisions or precedents, also known as case law or judge-made law. It is deeply rooted in the principle of stare decisis, which means "to stand by things decided". In other words, common law requires courts and judges to follow earlier rulings when dealing with similar cases later. For instance, if a court rules on a specific set of facts, that decision is binding for future cases with the same or very similar issues.
Common law is often contrasted with civil law, which is a comprehensive, codified set of legal statutes created by legislators. Civil law systems, prevalent in mainland Europe, rely on clear rules and codes to determine how judges need to rule in specific disputes. In contrast, common law systems are more flexible and adaptable to unforeseen situations not originally predicted by lawmakers. They are based on the understanding that it is impossible to legislate every possible scenario.
Common law promotes stability and consistency because everyone involved knows that the outcome will be based on previous case law and not on subjective viewpoints. It also allows for efficiency in court proceedings since judges only need to follow precedent, saving time and money. Additionally, common law systems enable higher courts to overrule prior decisions as "bad law" without waiting for lawmakers to act, allowing for a more dynamic and responsive legal system.
While common law is derived from judicial decisions, it may still incorporate certain statutes and written rules of law. In a common law jurisdiction, determining "what the law is" in a given situation involves several stages of research and analysis. This includes ascertaining the facts, locating relevant statutes and cases, extracting principles and statements from various courts, and finally applying the integrated reasoning to the facts of the present case.
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Common law is deeply rooted in stare decisis, meaning 'to stand by things decided'
Common law is a body of law derived from judicial decisions, or case law, rather than statutes or constitutions. It is a system of law that is largely based on precedent, where judicial rulings made in previous similar cases are followed.
At the heart of common law is the principle of stare decisis, which is a Latin phrase that means "to stand by things decided". Stare decisis dictates that courts and judges must follow past decisions and rulings, or caselaw, when dealing with similar cases in the future. For instance, if a court has ruled on a specific set of facts, that ruling is binding on the court should a similar case arise. Similarly, decisions made by higher courts are typically binding on lower courts.
Stare decisis is deeply rooted in common law, and it is through this principle that common law gains stability and consistency. This is because all parties involved know that the outcome of a case will be based on previous caselaw, rather than subjective viewpoints. It also makes the legal process more efficient, as judges only need to follow precedent, saving time and money.
However, it is important to note that common law courts are not absolutely bound by precedent. In certain circumstances, higher courts can overrule previous decisions as "bad law", without needing to wait for lawmakers to act. This allows common law to be flexible and adaptable to changes in society. For example, in the case of first impression with no clear precedent, judges are empowered to establish new precedent.
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Common law promotes stability and consistency
Common law is a body of unwritten laws based on legal precedents established by the courts. It is derived from judicial decisions and opinions rather than from statutes or the constitution. It is deeply rooted in the principle of stare decisis, a Latin phrase that means "to stand by things decided". In other words, common law requires courts and judges to follow previous rulings, also known as caselaw, when dealing with similar cases. This is in contrast to civil law systems, which rely primarily on codes and statutes.
Secondly, common law is adaptable and flexible. It can address unforeseen situations that were not originally predicted or addressed by lawmakers. Common law can respond to changes in society and evolve through a series of gradual steps without the need for legislative intervention. Higher courts can overrule prior decisions as "bad law" without waiting for new statutes or codes to be enacted, allowing for the law to change substantially over time without abrupt disruptions.
Furthermore, common law promotes efficiency in the legal system. Judges in common law jurisdictions can resolve cases more quickly by relying on established precedents, saving time and reducing legal fees for all involved parties. This efficiency is particularly advantageous in commercial disputes, where timely and cost-effective resolutions are often crucial.
Overall, common law promotes stability and consistency by providing a predictable framework based on previous caselaw, adapting to changing societal needs, and enabling efficient and timely resolutions to legal disputes.
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Common law is flexible and adaptable to unforeseen situations
Common law is a body of law unwritten laws based on legal precedents established by the courts. It is a system of law that is largely based on precedent, or stare decisis ("to stand by things decided"), where courts follow precedents established by previous decisions. Common law is flexible and adaptable to unforeseen situations in several ways.
Firstly, common law is flexible because it is based on judicial decisions rather than statutes. This means that it can respond to changes in society and adapt to new trends in political, legal, and social philosophy. For example, in a "case of first impression" with no precedent or clear legislative guidance, judges are empowered to resolve the issue and establish new precedent. This flexibility allows common law to address situations not originally predicted by lawmakers.
Secondly, common law is adaptable because it evolves gradually through a series of incremental changes. This allows the law to change substantially over time without sharp breaks, reducing disruption. For example, the traditional common-law rule regarding liability for negligence gradually changed over the course of the 19th century. This gradual evolution of the law allows it to adapt to unforeseen situations and new social, political, and legal realities.
Thirdly, common law is flexible because higher courts can overrule prior decisions as "bad law" without waiting for lawmakers to act. This means that outdated or unjust decisions can be overturned and new precedents set, even if statutes have not been updated. This aspect of common law helps to ensure that the law remains adaptable and responsive to unforeseen situations and changing societal needs.
Finally, common law is adaptable because it draws from institutionalized opinions and interpretations from judicial authorities and public juries. This means that common law is influenced by the evolving opinions and interpretations of legal experts and the broader public, allowing it to reflect the values and beliefs of society as they change over time. This aspect of common law ensures that it remains flexible and capable of addressing unforeseen situations.
In conclusion, common law is flexible and adaptable to unforeseen situations due to its reliance on judicial precedent, its gradual evolution, the ability of higher courts to overrule prior decisions, and its incorporation of institutionalized opinions and interpretations. These features of common law allow it to respond to changes in society and address situations not originally predicted by lawmakers.
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Common law is derived from judicial decisions and unwritten laws
Common law is a body of law unwritten laws based on legal precedents established by the courts. It is derived from judicial decisions and is deeply rooted in stare decisis, which means "to stand by things decided". In other words, common law is based on the idea that courts and judges should follow earlier decisions and rulings, or case law, when dealing with similar cases in the future. This is in contrast to civil law systems, which rely primarily on codes and statutes.
The common law system is a flexible one, as it can respond to changes in society. It does not require lawmakers to pass changes in statutes and can evolve through a series of gradual steps, allowing the law to change substantially over time without sharp breaks. Common law originated in England and has been administered by the courts of England since the Middle Ages. It was then spread by the British Empire to its colonies, including the United States, Canada, Australia, India, and New Zealand, among others. Today, approximately one-third of the world's population lives in common law jurisdictions or in mixed legal systems that integrate common law and civil law.
In a common law jurisdiction, several stages of research and analysis are required to determine "what the law is" in a given situation. This involves ascertaining the facts, locating relevant statutes and cases, extracting principles and analogies, and determining how the next court is likely to rule based on the decisions of higher courts or legislatures, which carry more weight. Finally, the law is applied to the facts of the case. While common law is based on judicial precedent, judges are not absolutely bound by it and can reinterpret and revise the law when there is an extraordinarily good reason to do so.
The benefits of common law include stability, consistency, and efficiency. It promotes stability and consistency because everyone involved knows that the outcome will be based on previous case law rather than subjective viewpoints. It also allows for shorter court proceedings, saving time and money. Common law is adaptable and flexible, as it can address situations not originally predicted by lawmakers and can respond to changes in society without requiring legislative intervention.
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Frequently asked questions
Common law is a body of law based on court decisions, or case law, rather than codes or statutes.
Civil law systems rely primarily on codes and statutes, whereas common law systems rely on case law and legal precedent to guide their decisions. Civil law has clear rules for how judges need to rule for specific disputes.
In a common law jurisdiction, several stages of research and analysis are required to determine "what the law is" in a given situation. First, one must ascertain the facts, then locate any relevant statutes and cases, then extract the principles, analogies, and statements by various courts. Finally, one integrates all the lines drawn and reasons given and applies that law to the facts.
Common law promotes stability and consistency as the outcome will be based on previous case law and not on subjective, personal viewpoints. It also allows for efficiency as judges need only follow precedent, saving everyone time and money. Common law is also adaptable to unforeseen situations and flexible as it can respond to changes in society.
Common law is practiced in Australia, Canada, Hong Kong, India, New Zealand, the United Kingdom, and the United States. Many former colonies also retain the common law system today.



















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