
Common law and statutory law are the two main types of law within the legal system, and both play a crucial role in shaping the legal landscape. Common law, also known as case law, is uncodified and is based on precedent, relying on past rulings from federal, state, or local courts to inform future legal decisions. Statutory law, on the other hand, is codified and written down, passed by a legislative body. It is more rigid in its application and is applied as written. The question of whether common law supersedes statutory law is complex and depends on the jurisdiction and specific circumstances of each case. This dynamic interaction between the two types of law is a constant topic of legal discourse.
| Characteristics | Values |
|---|---|
| Primary type of law used by the judicial system | Statutory law |
| Nature of the law | Common law is uncodified, unwritten, and based on precedent. |
| Statutory law is codified, written, and passed by a legislative body. | |
| Adaptability | Statutory law is adaptable and can be amended or repealed by lawmakers. |
| Common law is interpretive and can be reinterpreted by judges. | |
| Type of cases | Common law is used in criminal cases. |
| Statutory law is used in cases involving traffic violations, immigration matters, etc. | |
| Role in legal landscape | Both common law and statutory law play crucial roles in shaping the legal landscape. |
| Jurisdiction | The answer to whether common law or statutory law takes precedence depends on the jurisdiction and the specific circumstances of each case. |
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What You'll Learn

Common law vs statutory law in criminal cases
Common law and statutory law are the two main types of law within a legal system. Both set standards of acceptable behaviour and justice for citizens and the government. In criminal cases, understanding both types of law is vital.
Common law, also known as case law, is unwritten and based on case decisions and precedent. It is interpretive and evolves through court decisions and can be reinterpreted by judges. It is developed on an everyday basis without causing fractionalization of society or creating any expense to the state. Common law is of two types – one where judgments passed become new laws where there are no statutes and the other where judges interpret the existing law and determine new boundaries and distinctions.
Statutory law, on the other hand, is written and codified. It is created by legislative bodies and passed by various government agencies of a country. It is applied as written and tends to be more rigid. It is subject to change and can be amended or repealed by lawmakers. Statutory laws are developed by the government of a state or nation and are organized and codified into law codes.
In criminal cases, a skilled attorney will know not only what the statute says but also how precedent may influence the outcome of the case. For example, in the Brown v. Board of Education case, the precedent was set that separate educational facilities for different races are inherently unequal. This precedent was then used in the case of William Frantz Elementary School, New Orleans, in 1960, where a Federal court ordered the desegregation of schools in the South, and U.S. marshals escorted a young Black girl, Ruby Bridges, to school.
Another example of statutory law is N.C. General Statute 18B-1004(c), which states that it is unlawful to sell or consume alcoholic beverages on licensed premises from the time at which sale or consumption must cease on Sunday morning until 12:00 noon that day. This is a clear and rigid application of statutory law, with no room for interpretation by judges.
In conclusion, both common law and statutory law play a crucial role in criminal cases, and a thorough understanding of both is essential for ensuring justice is served.
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Common law's basis in precedent
Common law, also known as case law, is a body of unwritten laws based on legal precedents established by the courts. It is deeply rooted in stare decisis, which means "to stand by things decided". This means that common law is based on the principle of adhering to past decisions. Courts follow precedents established by previous decisions, and judges determine which precedents to apply in each new case.
The doctrine of precedent developed during the 12th and 13th centuries as collective judicial decisions based on tradition, custom, and precedent. In the Middle Ages, the main sources for the history of common law were the plea rolls and the Year Books. The plea rolls were the official court records for the Courts of Common Pleas and King's Bench, written in Latin. These records were bundled by law term: Hilary, Easter, Trinity, and Michaelmas, or winter, spring, summer, and autumn.
Common law is interpretive and evolves through court decisions. It can be reinterpreted by judges and is based on past rulings. Precedents are maintained over time through court records and are historically documented in collections of case law referred to as yearbooks and law reports. For example, after the American Revolution in 1776, Massachusetts became the first state to establish an official Reporter of Decisions. As newer states needed law, they often looked to the Massachusetts Reports for authoritative precedents as a basis for their own common law.
Common law can sometimes prove to be the inspiration for new legislation. For example, in February 2019, the UK Parliament passed the Voyeurism (Offences) Act, which made upskirting a crime. This Act was based on common law, which acknowledged the rights of couples who were not officially married if certain conditions were met.
In summary, common law is based on the principle of stare decisis, which means that past decisions are used as the basis for future rulings. This system of precedent allows for the adaptation of the law to new situations and the interpretation of the law by judges.
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Statutory law's rigidity and adaptability
Common law and statutory law are the two main types of law within a legal system. Common law, also known as case law, is uncodified and based on precedent. Statutory law, on the other hand, is codified and written down by a legislative body.
Statutory law is often referred to as rigid, ensuring stability and uniform application of laws. This rigidity provides clarity and consistency in legal outcomes, offering individuals and businesses certainty when navigating the legal landscape. The predictability provided by statutory law is a crucial aspect of its nature, ensuring a standardized framework with explicit rules and regulations.
However, despite its rigidity, statutory law is not entirely inflexible. It is subject to change and can be amended or repealed by lawmakers. Legislatures can overturn, modify, or update statutes, especially if they are found to be unconstitutional. This adaptability ensures that statutory law remains relevant to the people it governs. Statutes may even be written with an expiration date, requiring renewal if they are still deemed necessary.
The balance between rigidity and adaptability in statutory law is vital for an effective legal system. While rigidity provides stability and predictability, adaptability allows for innovation and evolution. This adaptability is crucial in addressing emerging issues and social norms, such as the rights of women and minorities, or providing remedies for problems like pollution.
In conclusion, while statutory law is generally characterized by its rigidity, it also possesses an inherent adaptability. This duality ensures that statutory law can provide a stable framework while also evolving to meet the changing needs of the governed.
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Common law's influence on legal rights
Common law and statutory law are the two main types of law within a legal system. Common law, also known as case law, is uncodified and unwritten, and is based on legal precedents established by the courts. Statutory law, on the other hand, is codified and written, and is created by legislative bodies.
Common law is deeply rooted in stare decisis, which means "to stand by things decided". It is based on the idea that courts should follow precedents established by previous decisions. In other words, common law evolves through court decisions and can be reinterpreted by judges. This allows for some freedom of interpretation, which can be valuable as it allows the law to adapt to situations that were not contemplated at the time by the legislature.
The influence of common law on legal rights is significant. It provides a framework for deciding unusual cases where the outcome cannot be determined based on existing statutes or written rules of law. Judges refer to previous relevant cases and use the judgments rendered then as a basis for deciding the current case. This process of relying on past cases to interpret the current one is known as using precedent.
Common law can also directly influence legal rights by recognizing certain rights or relationships, such as in the case of common-law marriage. Common-law marriage, also known as a non-ceremonial marriage, is a legal framework that may allow couples to be considered married without having formally registered their union. While it is not common in the US, several states allow for common-law marriage if certain requirements are met.
In addition to influencing the decision-making process and directly impacting legal rights, common law can also inspire new legislation. Precedents set by common law can be used as a basis for creating new statutes, ensuring that the law remains relevant to the people it governs.
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Statutory law's creation and application
Statutory law, also known as civil law, is created by legislative bodies and is written and codified. It is passed by the legislature and government of a country and is accepted by society. In the United States, federal statutory law is passed by Congress and signed by the President, becoming Public Laws or Private Laws. Public laws relate to the general public, while private laws concern specific institutions or individuals. At the state level, the acts are passed by the state legislature and signed by the state governor.
Statutory laws are precisely written and applied as written, leaving little room for interpretation. They are created and passed by the legislative branch of the government and are written laws that can be looked up in databases or books. They are often codified, numbered, collected, and indexed in one place.
Statutory laws are created to meet the needs of citizens, resolve outstanding issues, and formalize existing laws. They are subject to change and can be overturned, modified, or updated, especially if they are found to be unconstitutional. They may also be amended or repealed by lawmakers.
Statutory laws are applied to specific cases by the judicial branch of the government. Judges apply the law as written, without relying on past cases to interpret it. However, lawyers may argue about how to interpret the law and challenge the definition of the law itself.
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Frequently asked questions
Common law, also known as case law, is uncodified and is not written in statutes or books. It is based on precedent and depends on judicial rulings from previous cases. Statutory law, on the other hand, is codified and written down, passed by a legislative body at the local, state, or federal level. It is also known as civil law and is more rigid in its application.
The relationship between common law and statutory law is complex and constantly evolving. While there is no definitive answer, it appears that common law can, in certain cases, supersede statutory law. For example, in the R v R UK case, the House of Lords abolished the common-law principle that a man could be found guilty of raping his wife, effectively changing the common law and superseding prior statutory law.
Common law plays a crucial role in shaping the legal landscape and can influence the interpretation and application of statutory law. It provides a basis for understanding the intent and context of statutory law, and in some cases, can even turn into a new law.
Statutory law is the primary type of law used by the judicial system. It is the most common type of law practiced and researched by lawyers and government branches.





























