13.2 Headings omitted from the list
Except when they require unique references, need to have subdivisions listed under them, or serve as examples, the following categories of valid subject headings are not enumerated in the list: headings for persons, headings for corporate bodies, headings for jurisdictions, uniform titles, combinations of valid main headings with free-floating subdivisions or phrases, headings for instrumental chamber music not entered under musical form, and headings for musical forms with qualifiers specifying instruments.
See also:
13.0 Scope of headings displayed in the Subject Authority File