Everything to be done by a company under the Taxes Acts F1 shall be done by the company acting through the proper officer of the company, and service on a company of any document under or in pursuance of the Taxes Acts F1 may be effected by serving it on the proper officer.

This subsection is without prejudice to Part VIII of this Act (charges on non-residents) as it applies to corporation tax.

Corporation tax or other tax chargeable under the Corporation Tax Acts F1 on a company which is not a body corporate, or which is a body corporate not incorporated under the [Companies Act 1985 F2] or any other enactment forming part of the law of the United Kingdom, or by Charter, may, at any time after the tax becomes due, and without prejudice to any other method of recovery, be recovered from the proper officer of the company, and that officer may retain out of any money coming into his hands on behalf of the company sufficient sums to pay that tax, and, so far as he is not so reimbursed, shall be entitled to be indemnified by the company in respect of the liability so imposed on him.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . F4

The provisions of [sections 419 and 420 F5] of the principal Act (charge of tax in connection with loans by close companies to participators etc.) directing that tax be assessed and recoverable as if it were an amount of corporation tax shall be taken as applying, subject to the provisions of the Taxes Acts, and to any necessary modifications, all enactments applying generally to corporation tax, including those relating to the assessing, collecting and receiving of corporation tax, those conferring or regulating a right of appeal and those concerning administration, penalties, interest on unpaid tax and priority of tax in cases of insolvency under the law of any part of the United Kingdom.

Section 86 of this Act shall apply in relation to tax under the said [sections 419 and 420 F5] as if [the date given by the Table in subsection (4) of the said section 86 were the last day of the three months following the end of the financial year in which the loan or advance was made F6]. F7

For the purposes of section 88 F7 of this Act as applied by subsection (1) above, the date when tax charged under the said [sections 419 and 420 F5] ought to have been paid shall be taken to be the first day of the [financial year F6] following that in which the loan or advance was made. F7

Section 91 of this Act shall not apply in consequence of any discharge or repayment of tax under section [419(4) F5] of the principal Act.

For the purposes of the said section 91, a relief from tax under the said [sections 419 and 420 F5] shall not be treated as affecting tax charged by any assessment unless the assessment is to tax under that section F8.]

If for the purposes of [the Capital Gains Tax Act 1979 F10] the Board authorise an inspector or other officer of the Board to inspect any property for the purpose of ascertaining its market value the person having the custody or possession of that property shall permit the inspector or other officer so authorised to inspect it at such reasonable times as the Board may consider necessary.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . F11

If any person wilfully delays or obstructs an inspector or other officer of the Board acting in pursuance of this section he shall be liable on summary conviction to a fine not exceeding £5 F12.

Where any assessment to tax, or any duplicate of assessment to tax, or any return or other document relating to tax, has been lost or destroyed, or been so defaced or damaged as to be illegible or otherwise useless, the Commissioners, inspectors, collectors and other officers having powers in relation to tax may, notwithstanding anything in any enactment to the contrary, do all such acts and things as they might have done, and all acts and things done under or in pursuance of this section shall be as valid and effectual for all purposes as they would have been, if the assessment or duplicate of assessment had not been made, or the return or other document had not been made or furnished or required to be made or furnished F13:

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . F14

In this section, “the Commissioners” means, as the case may require, either the Board or the General or Special Commissioners concerned F15.

The references in subsection (1) above to assessments to tax include references to determinations of penalties; and in its application to such determinations the proviso to that subsection shall have effect with the appropriate modifications F16.]

Any returns under the Taxes Acts shall be in such form as the Board prescribe, and in prescribing income tax forms under this subsection the Board shall have regard to the desirability of securing, so far as may be possible, that no person shall be required to make more than one return annually of the sources of his income and the amounts derived therefrom.

Any notice or direction requiring any return to be made under the Taxes Acts to an inspector or other officer of the Board may be issued or given in the name of that officer, or as the case may be in the name of the Board, by any officer of the Board, and so as to require the return to be made to the first-mentioned officer F17.

Where the Board or an inspector or other officer of the Board have in accordance with section 29 of this Act, or any other provision of the Taxes Acts, decided to make an assessment to tax, and have taken all other decisions needed for arriving at the amount of the assessment, they may entrust to some other officer of the Board responsibility for completing the assessing procedure, whether by means involving the use of a computer or otherwise, including responsibility for serving notice of the assessment on the person liable for tax F18.] F19

Where an officer of the Board has decided that an amount of tax carries interest under section 88 of this Act and has taken the decisions needed for arriving at the date when for the purposes of that section that tax ought to have been paid, he may entrust to any other officer of the Board responsibility for completing the determination procedure, whether by means involving the use of a computer of otherwise, including responsibility for serving notice of the determination on the person liable to the interest F20.]

Where an officer of the Board has decided to impose a penalty under section 100 of this Act and has taken all other decisions needed for arriving at the amount of the penalty, he may entrust to any other officer of the Board responsibility for completing the determination procedure, whether by means involving the use of a computer or otherwise, including responsibility for serving notice of the determination on the person liable to the penalty F21.]

Any return or assessment or other documentrelating to chargeable gains or tax on capital gains may be combined with one relating to income or income tax.

Every assessment, [determination of a penalty F22,] duplicate, warrant, notice ofassessment [, of determination F22] or of demand, or other document required to be used in assessing, charging, collecting and levying tax [or determining a penalty F22] shall be in accordance with the forms prescribed from time to time in that behalf by the Board, and a document in the form prescribed and supplied or approved by them shall be valid and effectual F19F23.

An assessment [or determination F24], warrant or other proceeding which purports to be made in pursuance of any provision of the Taxes Acts shall not be quashed, or deemed to be void or voidable, for want of form, or be affected by reason of a mistake, defect or omission therein, if the same is in substance and effect in conformity with or according to the intent and meaning of the Taxes Acts, and if the person or property charged or intended to be charged or affected thereby is designated therein according to common intent and understanding.

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 or residence F26.

In subsection (2) above “prescribed” means prescribed by regulations made by the Board, and the power of making regulations for the purposes of that subsection shall be exercisable by statutory instrument subject to annulment in pursuance of a resolution of the House of Commons .

Notices to be given or delivered to, or served on, the General Commissioners shall be valid and effectual if given or delivered to or served on their clerk .

For the purposes of this Act, a 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 Commissioners 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 F40] not to have failed to do it if he did it without unreasonable delay after the excuse had ceased:

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . F41

For the purposes of [section 36 F42] and Part X of this Act, an assessment made in the partnership name and the tax charged in such an assessment shall, according to the law in Scotland as well as according to the law elsewhere in the United Kingdom, be deemed to be respectively an assessment made on the partners and tax charged on and payable by them F39.

For the purposes of this Act, the amount of tax covered by any assessment shall not be deemed to be finally determined until that assessment can no longer be varied, whether by any Commissioners on appeal or by the order of any court.