When someone sells art in the U.K., they are unlikely to be surprised that any capital gain realised will be subject to tax. What might be surprising, however, is that the purchase of art can sometimes trigger a tax charge too. Many international taxpayers residing in the U.K. will be regarded as ‘resident but non-domiciled’ and permitted to benefit from the ‘remittance basis’ of taxation for non-UK income and capital gains. Under the remittance basis...