Use and retention of subject headings

Use/retain these types of subject headings in records in Polaris:

• LCSH, LCGFT
• GSAFD (if approved)
• Genre and form terms according to the guidelines in Use of genre terms
• LC children’s headings if different than the adult heading
• Approved local subject headings in MARC tag 690 (see guidelines in Use of local subject headings)
• Approved local genre/form headings in MARC tag 655 (coded local in subfield 2—see guidelines in Use of genre terms)
• Medical subject headings (MeSH—MARC tag 6XX, second indicator 2)
• Foreign language subject headings if they are the same as the language of the item being cataloged. For videorecordings, this includes the main language track and any dubbed language tracks. This does not include language(s) of subtitles. Do not add foreign language subject headings if they aren’t already in the record

Delete these types of subject headings from records in Polaris: 

• Sears headings
• Headings from a thesaurus other than LCGFT (i.e., migfg, bisach, fast, etc.)  except foreign language subject headings and terms from the GSAFD that meet the guidelines for retention. See guidelines in Use of genre terms
• Foreign language subject headings if they are different than the language of the item being cataloged. For videorecordings, delete foreign language subject headings for the language(s) of subtitles 

Headings in records for juvenile material: 

• Use LC adult subject headings with juvenile subdivisions
• Retain LC children’s headings only if they are different from the adult heading
• Do not use the subdivision Juvenile sound recordings in subject headings in records for juvenile audiobooks. Use the subdivision Juvenile fiction or Juvenile literature as appropriate