You may leave these details blank if you wish, we'll email you a reminder to complete these details to ensure your service is not interrupted. 

Once your trial period is complete.

If you are already certified your scope and Not Applicable clauses will appear on your certification certificate. If not, include in the scope
what your organisation does and any clauses in the standards that are not applicable and then add the date you have reviewed this.
You can update this later if need be.