Home › CFR › Title 21 › Part 102021 CFR Part 1020 — Performance Standards for Ionizing Radiation Emitting Products§ 1020.10— Television receivers.§ 1020.20— Cold-cathode gas discharge tubes.§ 1020.30— Diagnostic x-ray systems and their major components.§ 1020.31— Radiographic equipment.§ 1020.32— Fluoroscopic equipment.§ 1020.33— Computed tomography (CT) equipment.§ 1020.40— Cabinet x-ray systems.