IntroductionThe restrictive combination of laws in the United Kingdom between different types of administering justice among the echelons of the government which depends on the accumulated laws and regulations characterizing the structure of the establishment of the capital. Despite the legal frameworks this includes the basis of separate law cases. In the continental part of Europe, which follows the civil law, this need is not felt. Legislations is considered approximate. They do not have to tell what they say, whether or not they are clear what they are saying.Both legal and general English contain many words which possess more than one meaning. The English judge usually uses the three basic norms in law and uses the comparative guidelines as part of the common law jurisdictions. These includes, the literal rule, golden rule andthe mischief rule. In this section, we look at the number of principles set by the courts to assist in formulating a law.These are: • Literal rule • Golden principle• Mischief rule • Purposive approachDifferent approaches to the interpretations of statute has been taken by these rules. The preference of these rule depends on the judges, some of the judges prefer one rule and do not consider the other rule to be applied for the appropriate case. The role of the judge is considered as the one who will fulfill the gap and the ambiguities which is present in the law. Judges think that they are not the rile maker, this is the responsibility of the parliament and the supreme-law makers. It is important to understand the different decisions and the rules and how these rules might be used and applicable for the respective case study. This assignment possesses the rules of statutory interpretation and the doctrine of binding precedent. Additionally, the assignments include proper function of Government and the Legislature department in order to make the proper function of the decision making process.