Feronia - the qualifying period is the 52 weeks before you start the maternity leave. Your only requirement is that you accumulate 600 hours within that period. So, as long as you have already got 600 hours from say dec 2013 to now ( or whenever you were going to start mat leave minus a year) you should be fine, and they'll take the top earnings from those hours into account. Well, and you were paying into ei during those hours...