Customs

Answer:
Borders do not have to be physical barriers.

Full answer here: Modern borders



An EU border across Britain: Scotland’s borders after independence

Author / Creator: Katy Howard

Date published:

Membership of the EU would require some form of hard border between Scotland and England.


Independent Scotland’s Smart Borders

Author / Creator: W J Austin

Media type: Policy Paper

Date published: 2020

A Customs officer at an immobile Customs Station, in an open-borders 21st Century European community, has very little impact and demonstrates how Unionists miss the point, whilst further; successfully confusing our electorate by claiming “hard borders” are a show-stopper when in fact they are very largely irrelevant.


An Independent Scotland’s borders and Customs: Principles and Approaches

Author / Creator: Bill Austin

Media type: Policy Paper

Date published: 2018

Independent Scotland's Borders and Customs.

Customs revenue is the key issue of borders, not immigration and movement of people.