The King, his millions, and the first public royal tax bill

King Charles has become the first monarch in modern times to reveal how much tax he pays on his private income, disclosing payments put at £24.6 million over the last two years, The Guardian reported on June 26.

The disclosure follows years of calls for the monarch to be more open about royal finances, per the Guardian. The figure covers tax on the King's private income, the paper reported, rather than the public funding that supports the monarchy's official duties.

In the Guardian's accompanying segment, Lucy Hough speaks with the paper's European financial affairs editor, Juliette Garside, about how far the new transparency actually extends — a framing that treats the disclosure as an opening of the books rather than a settled account of them.

Background

The British sovereign is not legally required to pay tax. Since 1993, however, under a memorandum of understanding agreed by Queen Elizabeth II after a period of intense public pressure over royal finances, the monarch has voluntarily paid income tax and capital gains tax on private income. The amounts paid were never made public — a gap that critics of royal financial opacity have pointed to for decades, and the gap the reported disclosure would close.

The monarch's private income derives principally from the Duchy of Lancaster, a centuries-old portfolio of land and assets held in trust for the sovereign, which generates an annual surplus paid to the monarch personally. That income is separate from the Sovereign Grant, the public funding mechanism — linked to Crown Estate profits — that finances official royal duties and is reported on annually.

Royal finances have long occupied contested ground between the palace's insistence on private discretion and parliamentary and press demands for accountability, with select committees and campaigners periodically pressing for fuller disclosure of what the voluntary tax arrangement actually yields.

What comes next

Watch whether the disclosure becomes an annual fixture alongside the royal household's regular financial reporting, and how far it extends — the Guardian's own discussion centres on the limits of the new transparency, including what the published figure does and does not capture. Any further detail would rest with future statements from the palace.