A time limit, 'the applicant for this planning permission must complete the allowed buildings within 3(?) years', on PP might resolve some aspects of land banking.
That wouldn't stop land banking, the companies hold the land till they want to work their next development, this prevents competition from developing the land and restricts availability inflating prices.
A time limit, 'the applicant for this planning permission must complete the allowed buildings within 3(?) years', on PP might resolve some aspects of land banking.