He will join leaders from all 27 countries at a special summit to set the European Union's spending limits from 2014 to 2020.
It is a complex and deeply divisive process, with the UK balking at the European Commission's opening gambit - to increase the overall spending ceiling to a maximum €1,091,000,000,000.
This was flatly rejected by Britain and nearly all the net contributors to the European Union.
http://news.sky.com/story/1014803/cameron-to-insist-on-austerity-in-eu-budget
