night "night" means the time between twenty minutes after sunset and twenty minutes before sunrise, excluding both the times, determined at surface level; PU(A) 139/1996 - CIVIL AVIATION REGULATIONS 1996 2. Interpretation.
night "night" means the period from 1900 hours on any day to 0700 hours the following day; PU(A) 175/2011 - JOHOR PORT AUTHORITY (SCALE OF CHARGES) BY-LAWS 2011 2. Interpretation