In the section SCHEDULE you can add permits details to each leg.
Open tab CHECKLIST (right-hand filter) and click 'Edit' in landing or overflight permission item.
A new pop-up window will open where you can add permit/permits details, such as:
You can add more than 1 permit by clicking +. To delete details click trash bin icon.
Once the permits details are added you can hover the mouse over the '?' to view details.