When i first started my employment their were using a very expired enterprise barganing agrement from 2005 i started in2015 and in that stated it had to work 80 per fortnight and went and done a verbally agrement about changing to 76 hours now different management and they want me to change back but since 2010 the national emoloyment standards have been in which startes 38 hour week does the NES overule an old eba