616.OFCOM are to include in the Channel 4 licence conditions providing that a suitable proportion of the programmes to be broadcast on Channel 4 that are made in the United Kingdom are made outside the area enclosed by the M25. Such programmes should comprise a suitable range of programmes. The Channel Four Television Corporation must also invest sufficiently in programme production at a suitable range of production centres in different parts of the United Kingdom outside the area enclosed by the M25. Before imposing a condition under this section, OFCOM must consult the Corporation.