The Dorset Council wide Dog related Public Spaces Protection Order (PSPO) came into force on 1 January this year.
A comprehensive response on behalf of Dorset Dogs (listed as Official Organisational response) was submitted some of which you can read in the Consultation report:
Consultation on dogs in public spaces (dorsetcouncil.gov.uk)
Advice and guidance to dog owners explaining the new rules, including full details of the Order and maps can be found on the Dorset Council website:
Dog related Public Spaces Protection Orders – Dorset Council
More information about the Dogs PSPO including Fixed Penalty Notices can be found in the following article:
Enforcement of Dog related Public Spaces Protection Order to start – Dorset Council news