“The penalty is— (a)£100 , if the return is delivered within three months after the filing date, and (b)£200 , in any other case.”
“For the purposes of this act, the person shall be deemed not to have failed to do anything required to be done within a limited time if he did it within such further time, if any, as the board or the tribunal or officer concerned may have allowed; and where a person had a reasonable excuse for not doing anything required to be done he shall be deemed not to have failed to do it unless the excuse ceased and, after the excuse ceased, he shall be deemed not to have failed to do it if he did it without unreasonable delay after the excuse had ceased…”
“Schedule 18 to thisAct, the Taxes Management Act 1970 and the Tax Acts shall be construed and have effect as if that Schedule were contained in that Act.”