payment date; date of payment
Refers to the scheduled day on which a payment is due, such as for bills, invoices, or salaries.
The credit card payment date is the 27th of each month.
If you miss the payment date, a late fee will be charged.
納期 is a delivery deadline or tax payment period, often used in business contexts, whereas 支払日 is a general term for any payment date.
Standard kanji spelling; the most compact and common form.
Variant with okurigana い; slightly more explicit but less common than 支払日.
Compound of 支払 (payment) and 日 (day). The reading しはらいび is a straightforward combination of 支払い (しはらい) and 日 (ひ), with rendaku voicing of ひ to び.