Local Authorities can choose to use The Food Hygiene Rating Scheme if they wish or they can adopt a more local system that they manage themselves. The Food Hygiene Rating Scheme is recognised as 'National Scheme' run in England, Wales and Northern Ireland. Scotland run a similar scheme.
The simplest way to find out if your Local Authority is running the Food Hygiene Rating Scheeme is to ask them directly or alternatively they all have their own websites where guidance can be found
You can find out which authorities are using their own local schemes by clicking on the link below.
http://www.food.gov.uk/policy-advice/hygieneratings/ukschemes/