10 CFR § 31.3 General Domestic Licenses for Byproduct Material§ 31.3 [Reserved]Current through Oct 5, 2026 · Read all of Part 31⚠ 2 pending changes to Part 31Modernizing NRC Regulations for Byproduct Material UseProposed Rule · Nuclear Regulatory CommissionModernizing NRC Regulations for Byproduct Material UseProposed Rule · Nuclear Regulatory Commission