noun, noun which may take the genitive case particle 'no'
mandatory placement; required establishment; compulsory provision
Used in administrative, legal, or organizational contexts to describe something that must be set up, appointed, or included by rule. Often modifies nouns with の.
この法律では、各事業所に安全管理者の必置が定められている。
This law stipulates the mandatory placement of a safety manager at each workplace.
必置の資格として、国家試験の合格が必要だ。
As a mandatory qualification, passing the national exam is required.