/tə ˈkwɒlɪfaɪ ə ruːl/ – Phrase
Definition: hạn chế hiệu lực của quy phạm pháp luật, giới hạn phạm vi hiệu lực của quy phạm.
A more throughout explanation: To qualify a rule means to add specific conditions or limitations to the rule in order to make it applicable only under certain circumstances or in certain situations.
Example: In order to qualify for the tax deduction, the individual must meet the income threshold set by the IRS.