151.10—Recognition of additional breeds and books of record.
Before a breed or a book of record shall be added to those listed in this part, the custodian of the book of record involved shall submit to APHIS a complete copy of the book of record, consisting of any published printed volumes and any microfilm records issued by the registry association up to date of application, together with a copy of all rules and forms in force on said date affecting the registration of animals in said book.