25 C.F.R. § 301.1 Eligibility for use of Government stamp.
Title 25 - Indians
Subject to the detailed requirements that follow, the Government stamp shall be affixed only to work individually produced and to work entirely hand-made. No object produced under conditions resembling a bench work system, and no object in whose manufacture any power-driven machinery has been used, shall be eligible for the use of the Government stamp.
Title 25: Indians
PART 301—NAVAJO, PUEBLO, AND HOPI SILVER AND TURQUOISE PRODUCTS; STANDARDS
§ 301.1 Eligibility for use of Government stamp.
