Tail

Docked: Set on slightly lower than line of back. Must be merry in action and carried level, never cocked up. Never too short to hide, nor too long to interfere with, the incessant merry action when working.
Undocked: Set on slightly lower than line of back. Must be merry in action and carried level, never cocked up. Slightly curved, of moderate length, proportionate to size of body giving an overall balanced appearance; ideally not reaching below the hock. Strong at the root and tapering to a fine tip; well feathered in keeping with the coat. Lively in action, carried on a plane not higher than level of back and never so low as to indicate timidity.