"Metropolitan Open Land" or "MOL" is a term or designation used only within London. Land designated MOL is afforded the same level of protection as the Metropolitan Green Belt. Designation is intended to protect areas of landscape, recreation, nature conservation and scientific interest which are strategically important. Any alterations to the boundary of MOL should be undertaken by Boroughs through the LDF process, in consultation with the Mayor and adjoining authorities.
In more detail, land designated as MOL should satisfy at least one of the following criteria:-
The Mayor of London has formally stated that he will, and Boroughs should, maintain the protection of Metropolitan Open Land (MOL) from inappropriate development. Any alterations to the boundary of MOL should be undertaken by boroughs through the DPD ("Development Plan Document") process, in consultation with the Mayor and adjoining authorities.