CFR > Title 25 - Indians > CHAPTER II—INDIAN ARTS AND CRAFTS BOARD, DEPARTMENT OF THE INTERIOR > PART 308—REGULATIONS FOR USE OF CERTIFICATES OF THE INDIAN ARTS AND CRAFTS BOARD TO BE ATTACHED TO THEIR TRADE-MARKS BY INDIAN ENTERPRISES CONCERNED WITH THE PRODUCTION AND SALE OF GENUINE HAND > 308.4—Revocation of privilege of attaching certificates.