§ 51.9What is the proper language of incorporation?
(a) The language incorporating a publication by reference shall be as precise and complete as possible and shall make it clear that the incorporation by reference is intended and completed by the final rule document in which it appears.
(b) The language incorporating a publication by reference is precise and complete if it—
(1) Uses the words “incorporated by reference;”
(2) States the title, date, edition, author, publisher, and identification number of the publication;
(3) Informs the user that the incorporated publication is a requirement;
(4) Makes an official showing that the publication is in fact available by stating where and how copies may be examined and readily obtained with maximum convenience to the user; and