The underlying rate of retail price index inflation rose to 3% in December from 2.9% in November, the ONS said.
More top news
SNP calls on the Prime Minister to "think again" on proposals to give English MPs a veto over legislation which affects only England.
Heavy showers set to spread into western areas tomorrow.
Andy Murray is Britain's last hope of a 2015 Wimbledon win after overcoming an apparent shoulder injury to beat Italy's Andreas Seppi.