The Scottish Ministers Office is the main authority for Compulsory Purchase Orders (CPOs).
If you have any general queries about policy or the CPO process you can contact the Scottish Minister's office by Phone 0131 244 0667, Email or by writing to them at their office.
They have also created a list of CPO Lead Officers for each policy area.
Transport Scotland is the national transport agency for Scotland and is accountable to Scottish Ministers.
The agency is responsible for driving delivery of the Ministers capital investment programme of transport improvements which includes constructing new trunk roads or motorways or enhancing existing ones.
Transport Scotland have published their own guide for property owners affected by compulsory purchase for trunk road projects and this is available here.
If you are unsure who to speak to in Transport Scotland about a project you can contact them by phone 0141 272 7100 or by Email.