The article you are looking at is from 2020. The codes have been revised for 2022. You would need to look here for the new codes: https://www23.statcan.gc.ca/imdb/p3VD.pl?Function=getVD&TVD=1369825
If you are a Direct Sellers, then Codes 454300 & 454390 will no longer work. Direct Sellers must now choose codes based on what they are selling.