Received the following response from our payroll expert Alan McEwen. I hope it answers your Q. If not, you can loop back with me directly at glennd@bongarde.com
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The real question here is whether consecutive but separate contracts are a single period of employment.
The answer to that is going to depend on the circumstances.
Certainly, a pattern of separate contracts, issued back to back, has the opportunity for being treated as a single period of employment.