noun
prepayment of income taxes
A tax term referring to the system where taxpayers make estimated tax payments in advance, typically in installments, rather than paying the full amount at year-end.
個人事業主は予定納税で所得税を前払いする必要がある。
Sole proprietors must prepay their income tax through the estimated tax payment system.
Compound of 予定 (yotei, 'planned, estimated') and 納税 (nōzei, 'tax payment'). The term directly describes the concept of paying taxes according to a predetermined schedule.