Power of Attorney for Ian T. Clark at BioMarin Pharmaceutical Inc.

Ian T. Clark, a director of BioMarin Pharmaceutical Inc., has granted a Power of Attorney to G. Eric Davis, Eric Fleekop, and Tae Sang Yoo, allowing them to act on his behalf in matters related to SEC filings. This includes the preparation, execution, and submission of Forms 3, 4, and 5, as required under Section 16 of the Securities Exchange Act of 1934. The attorneys-in-fact are authorized to perform any necessary actions to complete these filings, including amendments and joint filing agreements. The Power of Attorney remains in effect until Clark is no longer required to file these forms, he revokes it in writing, or the attorneys-in-fact are no longer employed by the company or its representing law firm. The document was executed on June 9, 2025.