Unofficial Estimator | Medical Officers NT Public Sector Agreement Penalties: Mon-Fri 18:00-00:00 (15%), 00:00-06:00 (22.5%). Sat (50%), Sun (100%). Overtime: First 2 hours (1.5x), After 2 hours (2.0x). Sunday/PH OT calculated separately. Rostered Excess: Hours >76/fortnight convert to Overtime.