Always thought it was 6 years.
I increasingly see 7 years being banded about on various tax advice sites.
Does the number of years they can go back depend on the type of investigation i.e. company tax affairs vs self assessment?
I increasingly see 7 years being banded about on various tax advice sites.
Does the number of years they can go back depend on the type of investigation i.e. company tax affairs vs self assessment?


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