Except as provided in § 145.5, pertaining to nonpublic matters, the following materials shall be published in the Federal Register for the guidance of the public:

(a) Description of the Commission's central and field organization and the established place at which, the employees from whom, and the methods whereby the public may obtain information, make submittals or requests, or obtain decisions;

(b) Statements of the general course and method by which the Commission's functions are channeled and determined, including the nature and requirements of all formal and informal procedures available;

(c) Rules of procedure, descriptions of forms available or the places at which forms may be obtained, and instructions as to the scope and contents of all papers, reports, or examinations;

(d) Substantive rules of general applicability adopted as authorized by law, and statements of general policy or interpretations of general applicability formulated and adopted by the Commission; and

(e) Each amendment, revision, or repeal of the foregoing.