fixed rate; flat rate
Refers to a rate that is set at a constant percentage, as opposed to a fixed amount. Common in tax, finance, and fee structures.
この税金は定率で計算されます。
This tax is calculated at a fixed rate.
定率の手数料がかかります。
A flat-rate commission will be charged.
A fixed-rate fee applies to this transaction.
Consumption tax is taxed at a fixed rate.
This machine is depreciated using the fixed-rate method.