Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Visual and Verbal Communication (hierarchy name)
4. Information Forms (hierarchy name)
5. information forms (objects)
6. document genres
7. [documents by function]
8. records (documents)
9. [records by provenance]
10. government records
11. [government records by function]
12. executive records
13. [executive records by function]
14. regulations (executive records)
15. codes (records, regulations)

Anotations

Scope note:

Laws, ordinances, or government regulations concerning fitness for habitation setting forth standards and requirements for the construction, maintenance, operation, occupancy, use, or appearance of buildings, premises, and dwelling units.