I was recently reminded of this when I heard the opinion that the official versions of legislation should no longer be published in annual volumes with amendments and periodic revisions as they are now. (slaw.ca)
It has been in effect since 1971 and undergoes periodic revisions by the Federal Trade Commission. (hzcu-mortgage.org)
Annual editions published whether the law had changed or not, replaced periodic revisions linked to significant changes in the form and content of the Criminal Code. (slaw.ca)