BUSINESS_DAY_BACK

Calculates the date that corresponds to the first business day before the provided date. Business days are usually those that do not include weekends and public holidays. The list of public holidays may be provided in the PublicHolidays property of the server property file.

BUSINESS_DAY_BACK (date[, days])

Cannot be used in the condition of a FIND action.

Attribute of the Date type or date constant or calculation producing a date. The second parameter is optional – it indicates the number of days to move back. If omitted, one day is assumed.

Date: the business day before the given date; with days, that many business days back (default 1). Weekends and the public holidays in the server's PublicHolidays property are skipped

IF CURRENT_DATE=BUSINESS_DAY_BACK (Account.OpeningDate) THEN ...