16.1 Employees required to stand-by during scheduled off duty time will be compensated for a minimum of two (2) hours based on the employee's normal hourly rate for each such day he/she is required to stand-by but is not called.  Employees required to be on stand-by for greater than two 2 hours in a day, but not called, shall be paid at 50% time for all such additional hours up to a daily maximum of four (4) hours of stand-by pay which includes the two hour minimum.  

16.2 The compensation for stand-by shall not apply if notification is given that the stand-by is canceled prior to 6:00 p.m. of the preceding day.