More British expats will be given the right to vote in UK elections under government plans. However, tax and advisory firm Blick Rothenberg have warned that this may come with a “tax sting in the tail”.

In the Spring Budget, the government confirmed that British expats living overseas and non-resident in the UK for tax purposes would be entitled to vote in British elections in future on an “indefinite basis”.  

Since 2002, only those non-resident British nat...