The regulations prescribed by the Secretary for enforcement of this chapter may make such distinctions in requirements relating to construction, equipment, or methods of operation as he deems necessary or desirable due to differences in materials or variations in methods used in production, processing, or storage of distilled spirits.
26 U.S. Code § 5556. Regulations
Applicability of Rules and Regulations
“Until regulations are promulgated under any provision of this title [enacting sections 5849, 5854, 5855, and 7608 of this title, amending this chapter, chapter 52 of this title and sections 5801, 5811, 5814, 5821, 5843, 5848, 5851, 6071, 6207, 6422, 7214, 7272, 7301, 7324 to 7326, 7609, 7652 and 7655 of this title, and enacting notes set out under sections 5001, 5006, 5025, 5064, 5175, 5304 and 5601 of this title] which depends for its application upon the promulgation of regulations (or which is to be applied in such manner as may be prescribed by regulations) all instructions, rules, or regulations which are in effect immediately prior to the effective date of such provision shall, to the extent such instructions, rules, or regulations could be prescribed as regulations under authority of such provision, be applied as is promulgated as regulations under such provision.”