The relevant entity or individual who provides test samples for quality testing shall be responsible for the authenticity of the test samples.

提供质量检测试样的单位和个人，应当对试样的真实性负责。

youdao

Again, the corporate structure of the company makes the chairman of the board the relevant entity in approving what BP -- the obligations that BP has to live up to.

WHITEHOUSE: Press Briefing

While GM's vitality is increasingly irrelevant when it comes to the health and size of the U.S. economy, it is sadly a very relevant entity within the friendly confines of Washington, D.

FORBES: Magazine Article