| Breed | Past Assignments | Future Assignments |
| Terrier | | |
| Airedale Terriers | | |
| American Staffordshire Terriers | | |
| Australian Terriers | | |
| Bedlington Terriers | | |
| Border Terriers | | |
| Bull Terriers | | |
| Bull Terriers (Colored) | | |
| Bull Terriers (White) | | |
| Cairn Terriers | Past Assignments | Future Assignments |
| Cesky Terriers | | |
| Dandie Dinmont Terriers | | |
| Fox Terriers (Smooth) | | |
| Fox Terriers (Wire) | | |
| Glen of Imaal Terriers | | |
| Irish Terriers | | |
| Kerry Blue Terriers | | |
| Lakeland Terriers | | |
| Manchester Terriers | | |
| Manchester Terriers (Standard) | | |
| Miniature Bull Terriers | | |
| Miniature Schnauzers | | |
| Norfolk Terriers | | |
| Norwich Terriers | | |
| Parson Russell Terriers | | |
| Scottish Terriers | | |
| Sealyham Terriers | | |
| Skye Terriers | | |
| Soft Coated Wheaten Terriers | | |
| Staffordshire Bull Terriers | | |
| Welsh Terriers | | |
| West Highland White Terriers | | |
| Manchester Terriers (Toy) | | |
| Silky Terriers | | |
| Yorkshire Terriers | | |
| Miscellaneous Classes | | |