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law 
INTRODUCTION 
By 
Hasan raza 
University of sargodha 
Ph 03006886226
Law is powerful 
• Affects all people, from CEO’s to 
children 
• Affects most of life, from work to leisure 
Law is important 
 But which is more important -- written law or 
the people who enforce it? 
Law is fascinating 
 Complex, but never just theoretical
¨ To examine law is to examine social life 
¨ One person alone does not require law 
¨Any investigation about law could begin or 
include 
 Definitions of law 
 Philosophy of law 
 History of law 
 Functions of law and 
 Sources of law 
¨All of these topics are interrelated
Whatever definition of law chosen there exists a 
set of rules or “general standards of conduct, 
established and enforced by government 
officials.” 
Law consists of 
¨ Norms (standards of behavior) 
¨ Regularly enforced by coercion 
¨ By persons authorized by society 
¨ As stipulated by courts of law
Classifications & Categories of LAW 
helpful to understanding law
Classifications & Categories of Law helpful 
to understanding Law 
 PUBLIC LAW 
 PRIVATE LAW 
 CRIMINAL LAW 
 CIVIL LAW 
 SUBSTANTIVE LAW 
 PROCEDURAL LAW 
 COMMON LAW 
 STATUTORY LAW 
 LAW 
 EQUITY
Private v. Public Law 
• Public law: Body of law directly 
concerned with public rights and 
obligations. 
• Private law: Body of law regulating the 
rights and duties existing between private 
persons. The rights and duties are 
created by the affected parties.
Civil v. Criminal Law 
• Civil law: Body of law directly concerning 
the rights and duties between parties. 
• Criminal law: Body of law dealing with 
crimes and their punishment
CONTRAST BETWEEN CIVIL AND CRIMINAL LAW 
Civil Criminal 
Nature Rights and duties 
of individuals to 
each other 
Wrongs against 
society as a whole 
Person Initiating 
Action 
Plaintiff or person 
injured 
Either federal, 
state, or local 
prosecutor 
Burden of Proof 
in Trial 
Preponderance of 
the evidence 
Beyond a 
reasonable doubt 
Result sought Money damages 
or equitable 
remedy 
Death, fine or 
imprisonment
Substantive v. Procedural Law 
• Substantive law: General principles and 
detailed rules defining legal rights and 
duties. 
• Procedural law: General principles and 
detailed rules that define the methods of 
administering the substantive law
SUBSTANTIVE LAW: General principles and 
detailed rules defining legal rights and duties. 
Example of a substantive law 
Definition of minor: “a person below the age of 
legal competence. For most purposes, in most 
states, minority ends at age 18. For some purposes, 
such as the purchase and consumption of alcoholic 
beverages, it may end later, up to the age 21.”
Procedural Law Examples 
•Rules of evidence such as the hearsay rule 
•Method of filing a lawsuit such as the 
requirement of a complaint and service of 
summons 
•To be able to seize assets of a judgment 
debtor the law requires a creditor to file an 
affidavit as to the debtor’s ownership of any 
assets to be seized
EXAMPLES 
Substantive law Procedural law 
Agency Administrative procedure 
Contracts Appellate procedure 
Criminal law Criminal procedure 
Partnerships Evidence 
Torts Civil procedure
EXAMPLES 
Substantive law Procedural law 
Agency Administrative 
procedure 
Contracts Appellate procedure 
Criminal law Criminal procedure 
Partnerships Evidence 
Torts Civil procedure
Case: Oculist's Case (1329), p. 8 
• This seal was found in 
the bed of the Moselle 
River in France. The 
Romans were the first 
people to have 
specialized eye doctors, 
called oculists, who were 
devoted to treating eye 
diseases such as 
cataracts
Case: Oculist's Case (1329), p. 8 
• The defendant, attempting to heal the 
plaintiff, left him blind in one eye. The 
plaintiff has sued in trespass 
• What was the defendants response? 
• Was it procedural or substantive? 
• How did the court rule?
Case: Oculist's Case (1329), p. 8 
• Consider the underlying facts and the 
probable legal treatment today.
Common Law v. Statutory Law 
• Common law: Laws from the courts as 
opposed to a legislature or court of equity 
Common law is also called unwritten law. 
• Statutory law: Laws enacted by Congress 
state legislatures or local government. 
Statutory law is also called written law.
COMMON V. STATUTORY LAW 
Common and also called case law 
¨ From the courts 
¨ After the fact 
¨ Narrow 
¨ Based on actual situations and conflict 
¨ Law maker is neutral 
¨ Law from court cases may be changed in the future by 
courts or by the legislature
COMMON V. STATUTORY LAW 
STATUTORY LAW 
¨ From the legislature and executive branch 
¨ Prospective 
¨ Can be broad or narrow 
¨ Can be initiated at any time by legislator 
¨ Lawmaker can be an advocate 
¨ Interpreted by the courts 
¨ May only be changed by courts only if unconstitutional
COMMON LAW STATUTORY LAW 
Creation Judicial branch 
through decisions in 
cases appearing 
before the courts 
Legislative branch 
through a formal law-making 
process 
Form Rules found in official 
fact patterns & 
decisions of prior 
cases 
Codified text 
Scope Narrow-limited to 
actual cases 
Broad-subject only to 
constitutional 
limitations 
Effects of Social 
Forces 
Indirect-judges 
somewhat insulated 
from political pressure 
Direct-Through the 
political process
STATUTES, CODES, AND 
ORDINANCES 
STATUTE Single Legislative enactment. 
A completed and signed bill. 
CODE Statute indexed by subject 
matter or a comprehensive 
statute 
ORDINANCE City or County Statute
Equity 
• Equity: A civil trial held without a jury 
when relief sought by the plaintiff is 
equitable in nature, such as an injunction, 
or a divorce or dissolution of a marriage. 
• Other than equity: Often referred to as the 
common law.
Equity Other than 
Equity 
Subject Matter Family law, matter 
juvenile, probate trusts, 
foreclosure, when remedy 
it law is inadequate 
Everything but equity 
Fact Finding No jury-chancellor of trial 
makes findings and a 
issues degree 
Jury-leading to 
judgment 
Remedies Specific performance, 
injunction, recission, 
restitution, reformation 
Money damages or 
replevin 
Enforcement Contempt of court Can attach 
defendant’s 
property
SOURCES OF LAW 
• Constitutional 
law 
• Treaties 
• Administrative 
law 
• Statutory law 
• Case law 
• Federal law 
• State law
Constitutional 
• The U.S. Constitution 
is the Supreme Law 
of The United States. 
• State constitutions 
are supreme within 
their own borders 
to the extent that 
they do not violate 
or are inconsistent 
with the U.S. 
Constitution or 
other federal law.
SOURCE DESCRIPTION 
TREATIES Agreements With Foreign 
Nations made by the 
President and ratified by a 
2/3 vote of the Senate. 
An Exclusive Federal 
Function.
SOURCE DESCRIPTION 
STATUTORY LAW Created by Federal, State, and Local 
Legislatures or Governing Bodies. 
Neither Federal Nor State Statutes 
are Valid if in-consistent with the 
U.S. Constitution. 
State Statutory Law is invalid if 
inconsistent with its Constitution. 
Uniform Statutes Create uniform 
State Law in those adopting States.
Administrative Law DESCRIPTION 
Law Concerned with the power and 
actions of Administrative agencies at 
all levels of government. 
Enabling Legislation from the U.S. 
Congress create federal administrative 
agencies. Also created at State and 
local levels of government. 
Agency functions include: 
Rule-making 
Investigation 
Enforcement, & 
Adjudication.
COMMON LAW DESCRIPTION 
Use of past judicial 
decisions and reasoning 
through the application 
of the doctrine of stare 
decisis-the rule of 
precedent-in deciding cases. 
Originated in England. 
Applies to situations not 
otherwise covered by 
statutory law.
COMMON LAW DESCRIPTION 
Use of past judicial 
decisions and reasoning 
through the application 
of the doctrine of stare 
decisis-the rule of 
precedent-in deciding cases. 
Originated in England. 
Applies to situations not 
otherwise covered by 
statutory law.

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Introduction to law

  • 1. law INTRODUCTION By Hasan raza University of sargodha Ph 03006886226
  • 2. Law is powerful • Affects all people, from CEO’s to children • Affects most of life, from work to leisure Law is important  But which is more important -- written law or the people who enforce it? Law is fascinating  Complex, but never just theoretical
  • 3. ¨ To examine law is to examine social life ¨ One person alone does not require law ¨Any investigation about law could begin or include  Definitions of law  Philosophy of law  History of law  Functions of law and  Sources of law ¨All of these topics are interrelated
  • 4. Whatever definition of law chosen there exists a set of rules or “general standards of conduct, established and enforced by government officials.” Law consists of ¨ Norms (standards of behavior) ¨ Regularly enforced by coercion ¨ By persons authorized by society ¨ As stipulated by courts of law
  • 5. Classifications & Categories of LAW helpful to understanding law
  • 6. Classifications & Categories of Law helpful to understanding Law  PUBLIC LAW  PRIVATE LAW  CRIMINAL LAW  CIVIL LAW  SUBSTANTIVE LAW  PROCEDURAL LAW  COMMON LAW  STATUTORY LAW  LAW  EQUITY
  • 7. Private v. Public Law • Public law: Body of law directly concerned with public rights and obligations. • Private law: Body of law regulating the rights and duties existing between private persons. The rights and duties are created by the affected parties.
  • 8. Civil v. Criminal Law • Civil law: Body of law directly concerning the rights and duties between parties. • Criminal law: Body of law dealing with crimes and their punishment
  • 9. CONTRAST BETWEEN CIVIL AND CRIMINAL LAW Civil Criminal Nature Rights and duties of individuals to each other Wrongs against society as a whole Person Initiating Action Plaintiff or person injured Either federal, state, or local prosecutor Burden of Proof in Trial Preponderance of the evidence Beyond a reasonable doubt Result sought Money damages or equitable remedy Death, fine or imprisonment
  • 10. Substantive v. Procedural Law • Substantive law: General principles and detailed rules defining legal rights and duties. • Procedural law: General principles and detailed rules that define the methods of administering the substantive law
  • 11. SUBSTANTIVE LAW: General principles and detailed rules defining legal rights and duties. Example of a substantive law Definition of minor: “a person below the age of legal competence. For most purposes, in most states, minority ends at age 18. For some purposes, such as the purchase and consumption of alcoholic beverages, it may end later, up to the age 21.”
  • 12. Procedural Law Examples •Rules of evidence such as the hearsay rule •Method of filing a lawsuit such as the requirement of a complaint and service of summons •To be able to seize assets of a judgment debtor the law requires a creditor to file an affidavit as to the debtor’s ownership of any assets to be seized
  • 13. EXAMPLES Substantive law Procedural law Agency Administrative procedure Contracts Appellate procedure Criminal law Criminal procedure Partnerships Evidence Torts Civil procedure
  • 14. EXAMPLES Substantive law Procedural law Agency Administrative procedure Contracts Appellate procedure Criminal law Criminal procedure Partnerships Evidence Torts Civil procedure
  • 15. Case: Oculist's Case (1329), p. 8 • This seal was found in the bed of the Moselle River in France. The Romans were the first people to have specialized eye doctors, called oculists, who were devoted to treating eye diseases such as cataracts
  • 16. Case: Oculist's Case (1329), p. 8 • The defendant, attempting to heal the plaintiff, left him blind in one eye. The plaintiff has sued in trespass • What was the defendants response? • Was it procedural or substantive? • How did the court rule?
  • 17. Case: Oculist's Case (1329), p. 8 • Consider the underlying facts and the probable legal treatment today.
  • 18. Common Law v. Statutory Law • Common law: Laws from the courts as opposed to a legislature or court of equity Common law is also called unwritten law. • Statutory law: Laws enacted by Congress state legislatures or local government. Statutory law is also called written law.
  • 19. COMMON V. STATUTORY LAW Common and also called case law ¨ From the courts ¨ After the fact ¨ Narrow ¨ Based on actual situations and conflict ¨ Law maker is neutral ¨ Law from court cases may be changed in the future by courts or by the legislature
  • 20. COMMON V. STATUTORY LAW STATUTORY LAW ¨ From the legislature and executive branch ¨ Prospective ¨ Can be broad or narrow ¨ Can be initiated at any time by legislator ¨ Lawmaker can be an advocate ¨ Interpreted by the courts ¨ May only be changed by courts only if unconstitutional
  • 21. COMMON LAW STATUTORY LAW Creation Judicial branch through decisions in cases appearing before the courts Legislative branch through a formal law-making process Form Rules found in official fact patterns & decisions of prior cases Codified text Scope Narrow-limited to actual cases Broad-subject only to constitutional limitations Effects of Social Forces Indirect-judges somewhat insulated from political pressure Direct-Through the political process
  • 22. STATUTES, CODES, AND ORDINANCES STATUTE Single Legislative enactment. A completed and signed bill. CODE Statute indexed by subject matter or a comprehensive statute ORDINANCE City or County Statute
  • 23. Equity • Equity: A civil trial held without a jury when relief sought by the plaintiff is equitable in nature, such as an injunction, or a divorce or dissolution of a marriage. • Other than equity: Often referred to as the common law.
  • 24. Equity Other than Equity Subject Matter Family law, matter juvenile, probate trusts, foreclosure, when remedy it law is inadequate Everything but equity Fact Finding No jury-chancellor of trial makes findings and a issues degree Jury-leading to judgment Remedies Specific performance, injunction, recission, restitution, reformation Money damages or replevin Enforcement Contempt of court Can attach defendant’s property
  • 25. SOURCES OF LAW • Constitutional law • Treaties • Administrative law • Statutory law • Case law • Federal law • State law
  • 26. Constitutional • The U.S. Constitution is the Supreme Law of The United States. • State constitutions are supreme within their own borders to the extent that they do not violate or are inconsistent with the U.S. Constitution or other federal law.
  • 27. SOURCE DESCRIPTION TREATIES Agreements With Foreign Nations made by the President and ratified by a 2/3 vote of the Senate. An Exclusive Federal Function.
  • 28. SOURCE DESCRIPTION STATUTORY LAW Created by Federal, State, and Local Legislatures or Governing Bodies. Neither Federal Nor State Statutes are Valid if in-consistent with the U.S. Constitution. State Statutory Law is invalid if inconsistent with its Constitution. Uniform Statutes Create uniform State Law in those adopting States.
  • 29. Administrative Law DESCRIPTION Law Concerned with the power and actions of Administrative agencies at all levels of government. Enabling Legislation from the U.S. Congress create federal administrative agencies. Also created at State and local levels of government. Agency functions include: Rule-making Investigation Enforcement, & Adjudication.
  • 30. COMMON LAW DESCRIPTION Use of past judicial decisions and reasoning through the application of the doctrine of stare decisis-the rule of precedent-in deciding cases. Originated in England. Applies to situations not otherwise covered by statutory law.
  • 31. COMMON LAW DESCRIPTION Use of past judicial decisions and reasoning through the application of the doctrine of stare decisis-the rule of precedent-in deciding cases. Originated in England. Applies to situations not otherwise covered by statutory law.