CFR › Title 25 › Part 308Part 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 Handicrafts§ 308.1— Penalties.§ 308.2— Certificates of genuineness to be attached to trade-marks.§ 308.3— Conditions of eligibility to attach certificates.§ 308.4— Revocation of privilege of attaching certificates.