This article explains how to understand your first bill from Shaw Mobile. You’ll receive a separate invoice for your Shaw Mobile service on a date that was assigned to you when you first activated service.
Why is my first bill higher than I expected?
If your first Shaw Mobile invoice is higher than your expected, that may be because the first invoice will include a different set of charges from your next invoices, including:
Partial monthly fees for the days between your activation date and your first regular invoice date, plus any Pay Per Use fees from your usage on the same period
Your regular monthly fees for the first full month, in advance