(a) The following matter does not constitute part of the law —
(1) the various analyses set out in this Code, constituting enumerations or lists of the titles, parts, chapters, subchapters and sections of this Code;
(2) the descriptive headings or catchlines, other than the section numbers contained therein, immediately preceding the texts of the individual sections of this Code; and
(3) any descriptive headings or catchlines immediately preceding the texts of any subsections or paragraphs of sections of this Code.
(b) Revision notes and other notes set out in this Code are included for the purpose of convenient reference, and do not constitute part of the law.