NHS Scotland publishes daily Cases by Local Authority not just Health Board
https://www.opendata.nhs.scot/dataset/b318bddf-a4dc-4262-971f-0ba329e09b87/resource/e8454cf0-1152-4bcb-b9da-4343f625dfef

https://www.opendata.nhs.scot/dataset/b318bddf-a4dc-4262-971f-0ba329e09b87/resource/e8454cf0-1152-4bcb-b9da-4343f625dfef/download/chooseaname.csv

Sadly they do not publish a reconstructable time series, as PHE does, on their dash board. If anyone has any past CASES by COUNCIL data in Scotland please let me know.

I asked both Opengov (gave an answer, they don't) and Opendata (no answer yet) if they have a past time series of cases.