Answer
Appoint a professional to advise on both boundary walls and party walls.
Property Health Check can offer a number of services which provide information required to enable your solicitor to advice you. Those services are Boundary Checks, provision of Land Registry Compliant Maps and Certificate/Declaration of Identity.
![Cracked boundary wall cracked boundary wall](https://www.propertyhealthcheck.ie/wp-content/uploads/2011/09/P1000642-300x225.jpg)