sumptuary

adjective3

1. •
   Relating to expenditure or expense, especially on luxury goods.
2. •
   (historical) Chiefly in sumptuary law: of a law, regulation, etc.: intended to limit or restrain the expenditure of citizens in apparel, food, furniture, etc., or to forbid the use of certain articles (especially luxurious ones), to regulate the prices of commodities and the wages of labour, or to reinforce morals or social hierarchies.

   • Apparently, Henry VII visited the city [Bristol] in 1487, "taking care to entail a sumptuary fine on the citizens because their wives dressed too gaudily". — 2023
3. •
   (historical) Of or relating to sumptuary laws or regulations.