The Canadian form of competition is more closely modeled on the British standard than that of the USA .
In the USA and Canada , show hack is solely a form of competition open to various breeds and overseen by the USEF and Equine Canada ( EC ) .
The Canada form of competition is more closely modeled on the British standard than that of the USA .
In the USA and Canada , show hack is solely a form of competition open to various breeds and overseen by the USEF and Equine Canada ( EC ) .