The phrase "local authority boundaries" refers to the geographical limits or borders that define a local authority's jurisdiction or area of responsibility. Full definition
And in an attempt to get a wider range of possible adoptive parents there will be regional adoption agencies, working across local authority boundaries. (bbc.co.uk)
The high levels of commuting across local authority boundaries within the city region mean that many residents of Doncaster and Barnsley will directly benefit from cleaner air at work and quicker commutes. (centreforcities.org)
Inconsistencies across local authority boundaries on the time the pass can be used and when companion passes are valid must be eliminated. (politics.co.uk)