Britain’s main opposition Labour Party has urged finance minister Rishi Sunak to explain why his wife has claimed non-dom status, which allows her not to pay tax in the UK for her foreign income. Sunak’s wife Akshata Murty, whose father is an Indian billionaire, is an Indian citizen and holds non-dom status, which means her permanent home is considered outside of the UK. Though she is still liable for UK tax on income made in this country, her non-dom status allows her not to pay UK tax on foreign income unless it is brought into the UK. Labour said on Wednesday that Sunak must “urgently explain how much he and his family have saved on their own tax bill at the same time he was putting taxes up for millions of working families.” A spokeswoman for Murty confirmed she holds non-dom status and said: “Akshata Murty is a citizen of …