HC Deb 22 April 1991 vol 189 c357W
Mr. Cummings

To ask the Secretary of State for the Environment how many successful prosecutions there have been of suppliers of unauthorised petroleum coke in smoke control areas throughout the United Kingdom in each year since 1987; and if he will identify the local authority area and the name of the supplier.

Mr. Baldry

This information is not available to my Department.