“8 Personal return (1) For the purpose of establishing the amounts in which a person is chargeable to income tax and capital gains tax for a year of assessment, and the amount payable by him by way of income tax for that year, he may be required by a notice given to him by an officer of the Board— (a) to make and deliver to the officer […]4 , a return containing such information as mayreasonably be required in pursuance of the notice, and …” (a) to make and deliver to the officer […]4 , a return containing such information as mayreasonably be required in pursuance of the notice, and …”
“115 Delivery and service of documents (1) A notice or form which is to be served under the Taxes Acts on a person may be either delivered to him or left at his usual or last known place of residence. (2) Any notice or other document to be given, sent, served or delivered under the Taxes Acts may be served by post, and, if to be given, sent, served or delivered to or on any person by HMRC may be so served addressed to that person— (a) at his usual or last known place of residence, or his place of business or employment…” (a) at his usual or last known place of residence, or his place of business or employment…”
“was what the taxpayer did a reasonable thing for a responsible trader conscious of and intending to comply with his obligations regarding tax, but having the experience and other relevant attributes of the taxpayer and placed in the situation that the taxpayer found himself at the relevant time, a reasonable thing to do?”