
Chapter 9: Trading losses of an unincorporated business
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(4) Make a claim to extend the relief in 2 above to set off the trading loss against
the net gains of the individual:
− in the tax year of the loss, and/or
− in the preceding tax year.
Business in its opening years
In addition to the options for an ongoing business, an individual whose business is
in its opening years can claim the following relief.
(5) Make a claim to set off the trading loss against the total income of the three tax
years preceding the tax year of the loss.
Business in its closing years
The following reliefs for trading losses are available to an individual whose business
is in its closing years:
(1) Make a claim to set off the trading loss against the total income of the
individual:
− in the tax year of the loss, and/or
− in the preceding tax year.
(2) Make a claim to extend the relief in 2 above, to set off the trading loss against
the net gains of the individual:
− in the tax year of the loss, and/or
− in the preceding tax year.
(3) Make a claim to set off the trading loss against the trading income of the
individual:
− in the tax year of the loss and
− in the preceding three tax years.
(4) If the cessation of trade is due to the transfer of the business to a company (i.e.
the incorporation of the business), unrelieved losses can be carried forward
against future income derived by the individual from the new company.
These rules are explained in the rest of this chapter, except for relief against net
gains which is explained in a later chapter.
Note: section numbers and the Income Tax Act 2007
The rules on reliefs for trading losses are now contained in the Income Tax Act 2007.
Knowledge of section numbers is not required for the examination. However, using
section numbers can useful in an income tax loss computation, and so they are used
in this text. You will not be penalised if you quote section numbers incorrectly in an
answer to an examination question.