The Excel formula `I_EOL_FINPDE_START` retrieves the start date of a general ledger financial period from Exact Online. Parameters: - `divisionCode`: division code. - `calendarDate`: financial date. Returns: start date of the general ledger financial period. Use [[I_EOL_FINPDE_START_PDE]] to retrieve the start date of a financial period using year and period instead of a calendar date.