What indicates a formal disciplinary action taken against a certificate holder?

The identification of formal disciplinary action against a certificate holder is properly indicated by an official sanction for violating rules. Official sanctions are formal measures that are employed by regulatory bodies to enforce compliance with the established rules and standards governing the profession. These sanctions can take various forms, including suspension, revocation of certification, or fines, reflecting a serious breach of conduct or failure to adhere to professional standards.

In contrast, less formal actions, such as a warning letter from the board, may serve as a preliminary measure aimed at correcting behavior rather than enforcing discipline. A notification of potential job loss and requests for more documentation do not constitute disciplinary actions, as they do not directly address violations of rules or standards set by the certifying authority. Therefore, the official sanction is the definitive indicator of disciplinary measures taken against a certificate holder.