27 CFR §771.55

1. (a)Notices for the revocation or denial of renewal of a license or permit shall be promptly issued by the Director of Industry Operations and shall set forth:
   1. (1)The sections of law and regulations relied upon for authority and jurisdiction;
   2. (2)The specific grounds upon which the revocation or denial is based, i.e., the matters of fact constituting the violations specified, dates, places, and sections of law and regulations violated;
   3. (3)In the case of a revocation, the date on which the action is effective; and
   4. (4)That the licensee or permittee has 15 days from receipt of the notice within which to request a hearing before an administrative law judge.
2. (b)Notices for the denial of an initial application for a license or permit shall set forth:
   1. (1)The sections of law and regulations relied upon for authority and jurisdiction;
   2. (2)The specific grounds upon which the denial is based, i.e., the matters of fact and law relied upon for the disapproval of the application; and
   3. (3)That the application will be disapproved unless a hearing is requested within 15 days from receipt of the notice.