"Can you name a single other service or product in the world that include such restrictions, and "up to X" quantity?" Sure. Semitrucks pay greater highway tol

"Can you name a single other service or product in the world that include such restrictions, and "up to X" quantity?" Sure. Semitrucks pay greater highway tolls (and are subject to greater usage scruitiny e.g. weighing stations) than light vehicle traffic.