26 CFR §48.4161(a)-5
For provisions relating to the tax-free sales of articles referred to in section 4161(a) see:
- (a)Section 4221, relating to certain tax-free sales;
- (b)Section 4222, relating to registration;
- (c)Section 4223, pertaining to special rules relating to further manufacture; and
- (d)Section 4225, relating to exemption of articles manufactured or produced by Indians;