The plans for exploratory oil drilling around Balcombe in West Sussex have thrust the village into the national spotlight over the issue of fracking.
For the past week, large numbers of police have been deployed to ensure lorries carrying equipment into the testing site are unhindered by protesters.
Campaigners who have turned up include Mick Jagger's ex-wife Bianca Jagger, former Page 3 model and ex-mayor Marina Pepper, and Natalie Hynde, daughter of the Kinks' Ray Davies and the Pretenders' Chrissie Hynde.
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The PM promises to double to 200,000 the number of homes built under an existing scheme aimed at easing Britain's housing shortage.
The Met Office has weather warnings in place for snow and ice until 10am in the north and west.
The plan, which would effectively strip banks of the benefit of recent corporation tax cuts, forms part of the party's election manifesto.