While the rest of the mainstream press is more interested in how he managed to wrong-foot Cameron in a way that bodes well for the coming battles between the two, here in the world of building stuff, we are interested in other matters. The Budget was being touted heavily as a 'green' budget, and was alternately hailed as green by the government and not green enough by the RIBA - anxious to be seen to make comment, methinks. Meanwhile other important bits were that Brown's pushing ahead with the planning gain supplement , adding a sweetener to the local authorities that they will get to keep most of the revenues raised. The green stuff included, as expected, stamp duty exemption for 'zero-carbon' homes up to £500,000, VAT at 5% for energy-reducing products, and increased funds (but still not enough) to the massively oversubscribed Low Carbon Buildings Programme. There was also an increase in road tax for the highest polluting cars, the return of the fuel escalator,