Payroll date calculator

A year of pay dates from your rule, rolled backward off weekends and holidays, because payroll pays early, never late. December 2027 in the US pays on the 30th; the 31st is New Year's Day, observed.

Need this in your application?

GET /v1/paydays?region=US&year=2027&rule=semi:15,last
  -H "X-Api-Key: $KEY"

Also useful: /v1/nth for "the 3rd business day of each month" billing schedules. 100 free requests a day.