Expiry of prescribed period: filing is permitted on reopening when a judicial office is closed during normal hours. Expiry of a prescribed period for instituting a suit, preferring an appeal or making an application is deferred where the court is closed on the day the period would otherwise expire, and the proceeding may be instituted, preferred or made on the day the court re-opens; a court is deemed closed if it remains closed during any part of its normal working hours on that day.