1986: Enforcement of prohibition on liquid milk imports into NI (but not buttermilk) #20YearRule

A slim green file AG/15/60A (selective scans) released under the 20 Year Rule and available to peruse at the Public Records Office deals with the vexed issue in 1986 of milk being illegally imported across the border from the Republic of Ireland and sold in Northern Ireland shops. Buttermilk wasn’t covered by the same import ban!