Writing Tips has been archived and won’t be updated before it is permanently deleted.
For the most up-to-date content, please consult Writing Tips Plus, which combines content from Writing Tips and The Canadian Style. And don’t forget to update your bookmarks!
Capitalize common singular nouns and abbreviations when they are followed by a date, number or letter denoting time or sequence or used for the purpose of reference:
Some idiomatic expressions containing common nouns followed by a letter or number are also capitalized. The numbers in such expressions are often spelled out:
© Public Services and Procurement Canada, 2024
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
Writing tools – Writing Tips
A product of the Translation Bureau