"Provincial borders" refers to the official boundaries that separate different provinces or states within a country. These borders determine which areas are under the jurisdiction and governance of specific provincial governments. Full definition
Under Canadian law, judgments for consumer financial loans can not be moved across provincial borders. (remonline.com)
This sets a troubling precedent for any future projects planning to cross provincial borders. (canadianbusiness.com)
In short, the wine producers are not allowed to ship their product over provincial borders as only liquor agencies are allowed to ship alcohol between provinces. (slaw.ca)