Crossing US Canada and back conflicting info on dogs

Here's a link to the form if you want to download/look at it.

According to the teeny tiny print in the upper right corner of that document, it looks like the health certificate "requirement" is specific to animals being transported by third parties. One MIGHT need such a thing for crated airplane travel, for example. Dunno about land border crossing with pets in your possession, but as advised above, it sure couldn't hurt to be prepared.