periodical publications
(1) For the purposes of this title, the term “periodical publications”, as used in former section 4351 of this title , includes (A) any catalog or other course listing, including mail announcements of legal texts which are part of post-bar admission education issued by any institution of higher education or by a nonprofit organization engaged in continuing legal education; and (B) any looseleaf page or report (including any index, instruction for filing, table, or sectional identifier which is an integral part of such report) which is designed as part of a looseleaf reporting service concerning developments in the law or public policy.
Source
39 USC § 3626(b)(1)
Scoping language
None identified, default scope is assumed to be the parent (subchapter I) of this section.