/ˈpraɪməri əˈθɔrɪti/ – Phrase
Definition: nguồn gốc luật pháp quan trọng hàng đầu (quy chế, tiền lệ), nguồn gốc luật pháp sớm nhất và có ý nghĩa nhất.
A more thorough explanation: Primary authority refers to legal sources that have the highest level of authority and are binding on courts and other legal entities. This includes statutes, regulations, and case law from higher courts within a particular jurisdiction. Primary authority is used to establish legal rules and principles that must be followed in legal proceedings.
Example: In this case, the primary authority on the matter is the Supreme Court decision from 1992.