noun
separate cost; additional fee
Refers to an expense that is not included in the base price and must be paid separately. Common in business, travel, and service contexts.
この料金には別途費用がかかります。
This price does not include separate costs.
交通費は別途費用として請求されます。
Transportation expenses will be billed as a separate fee.
Compound of 別途 (separate, another route) and 費用 (expense, cost).