PREFACE 
To prevent misunderstanding, it is desirable to say 
at once that this little book is not intended to provide 
for a complete knowledge of Income Tax in all its 
phases. Much of the law on the subject relates to 
matters of administration, and affects only the various 
officials concerned, while part of the remainder deals 
with special matters—very important, it is true, 
but touching the interests of relatively few taxpayers. 
This is the reason for omissions that an expert will 
notice in the following pages. 
Many of the disputes between the taxpayer and 
the Crown officials turn on particular points arising 
out of matters of Account, such as whether an item 
of expenditure should be charged against Revenue 
or Capital. These are essentially matters for dis- 
cussion by trained Accountants or Lawyers, and 
cannot be dealt with in the space here available. 
How difficult it is to decide some points may be 
illustrated from one case on record—not by any means 
an isolated one, but one in which the line between 
liability and non-liability was peculiarly obscure. 
The City of London Commissioners of Taxes gave 
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