noun
rebate money; refund
A sum of money returned to a payer, typically as a discount or reimbursement in business or tax contexts.
契約内容によっては、割り戻し金が発生する場合があります。
Depending on the contract terms, a rebate may be issued.
確定申告で割り戻し金を受け取った。
I received a tax refund through my final tax return.
リベート is a loanword often used for kickbacks or under-the-table rebates, whereas 割り戻し金 is a neutral financial term.
Compound of 割り戻し (わりもどし, 'rebate, discount') + 金 (きん, 'money'). The exact historical derivation is uncertain, but it follows a common pattern for financial terms.