Hierarchy attribute
The part and subpart that contain a regulation section, with their titles, outermost first.
- Type:
string | null - Data types: Regulation section
- Fields:
hierarchy
The hierarchy reads like a breadcrumb, such as Part 19 — Small Business Programs > Subpart 19.5 — Set-Asides for Small Business, so a section can be placed in its regulation without another lookup. It is null for a part.