Rupert Grint is a multi-millionaire thanks to playing Ron Weasley in the Harry Potter movies, but his massive net worth just took a pretttttty significant hit.

The actor most famous for playing Ron Weasley will be required to pay millions back in taxes after using a loophole once employed by the Beatles.

Grint was ordered to pay the money in 2019 after the U.K. tax agency said he had wrongly classed 4.5 million pounds in residuals from the movies as a capital asset rather than income, which is subject to a much higher tax rate.

A British judge has ruled that the actor must pay the hefty tax bill after incorrectly classifying his residuals as a capital asset instead of income

The Associated Press reports that the 36-year-old Harry Potter alum had been ordered to pay up in 2019 after the U.K. tax agency His Majesty’s Revenue and Customs looked into his tax return from 2012. Grint’s bill is 1.8 million pounds, which is equivalent to nearly $2.3 million.

Former “Harry Potter” star Rupert Grint has been ordered to pay 1.8 million pounds ($2.3 million) after losing a years-long tax battle in the U.K.

"Harry Potter" star Rupert Grint has been hit with a £1.8 million (around $2.3 million) tax bill after losing a legal battle related to his earnings in the 2011 to 2012 tax year, according to multiple British outlets.

Rupert Grint, the star of "Harry Potter," has once again found himself in serious trouble—he lost a lawsuit and must pay almost 2 million pounds to the British tax office. It turns out that certain irregularities were discovered in the 36-year-old actor's tax returns.

Harry Potter’s Rupert Grint, who played Ron Weasley for the entirety of the eight-film franchise, has been ordered to pay $2.3 million in taxes after a legal battle

Harry Potter's Rupert Grint has found himself in a legal pickle. The actor attempted to use a "magical" tax loophole that left him owning the government millions. Per the Associated Press, Rupert Grint has been ordered to pay a 1.