if !obj.IsLatest || t.IsNull() {
		return time.Time{}, false
	}

	if !t.IsDateNull() {
		return t.Date.Time, true
	}

	// Days == 0 indicates immediate tiering, i.e object is eligible for tiering since its creation.
	if t.Days == 0 {
		return obj.ModTime, true
	}
	return ExpectedExpiryTime(obj.ModTime, int(t.Days)), true