External transfers set up before 2pm on a business day will post the next business day. External transfers set up after 2pm on a business day will post two business days later.
For example:
External loan payment set up on Monday before 2pm CST— loan payment will post on Tuesday
External loan payment set up on Monday after 2pm CST— loan payment will post on Wednesday
External loan payment set up on Monday before 2pm CST, but Tuesday is a holiday— loan payment will post on Wednesday
External loan payment set up on Monday after 2pm CST, but Tuesday is a holiday— loan payment will post on Thursday due to the holiday
