This site contains information regarding the cataloguing standards, practices and policies of the National Library of Canada. Recent changes are posted in the News and Announcements Section.

Archived News and Announcements

• Change to subject heading practice regarding "québécois(e)" headings [PDF 170 KB]

• Newfoundland name change to Newfoundland and Labrador: Official abbreviations [PDF 8 KB]

• Implementation of Pinyin at the National Library of Canada

• Nunavut: revisions to Canadian Subject Headings, Library of Congress Classification, Dewey Decimal Classification and to the MARC format.

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