requiring the master file holder to disclose the data and information to any such persons authorized to reference the master file. (2) Master file holder In this section, the term master file holder means a person who submits data and information to the Secretary with the intent to reference or authorize to reference such data or information to support a medical countermeasure submission, as described in paragraph (1). (c) Medical countermeasure master file content (1) In general A master file under this section may include information to support and accelerate— (A) the development of medical countermeasure submissions to support the approval, licensure, classification, clearance, conditional approval, or authorization of one or more security countermeasures, qualified countermeasures, or qualified pandemic or epidemic products