European Parliament 6 July 2001, WRITTEN QUESTION E-1983/01 by Dorette Corbey (PSE) to the Commission. Implementation of environment legislation.

Nevertheless, in the interim and for the existing fleet, the currently required smoke opacity test is necessary to ensure that the gross polluters are identified and rectified as a condition for free circulation. (1) Directive 92/55/EEC, OJ L 225, 10.8.1992. (2) Directive 1999/52/EC, OJ L 142, 5.6.1999.