| SetSource | (Variant, var Record Customized Calendar Change) | | public | 17-28 | - |
| ShowCustomizedCalendar | (Variant) | | public | 17-28 | - |
| GetMaxDate | () | Date | public | 17-28 | - |
| IsNonworkingDay | (Date, var Record Customized Calendar Change) | Boolean | public | 17-28 | - |
| CheckDateStatus | (var Record Customized Calendar Change) | | public | 17-28 | - |
| CreateWhereUsedEntries | (Code[10]) | | public | 17-28 | - |
| CustomizedChangesExist | (Variant) | Boolean | public | 17-28 | - |
| CalcDateBOC | (Text[30], Date, Record Customized Calendar Change, Boolean) | Date | public | 17-28 | - |
| CalcDateBOC2 | (Text[30], Date, Record Customized Calendar Change, Boolean) | Date | public | 17-28 | - |
| CheckDateFormulaPositive | (DateFormula) | | public | 17-28 | - |
| CalcTimeDelta | (Time, Time) | Integer | public | 17-28 | - |
| CalcTimeSubtract | (Time, Integer) | Time | public | 17-28 | - |
| DeleteCustomizedBaseCalendarData | (Enum Calendar Source Type, Code[20]) | | public | 17-28 | - |
| RenameCustomizedBaseCalendarData | (Enum Calendar Source Type, Code[20], Code[20]) | | public | 17-28 | - |
| ReverseDateFormula | (var DateFormula, DateFormula) | | public | 17-28 | - |
| FillSource | (Variant, var Record Customized Calendar Change) | | public | 26-28 | - |