ICTA88/S18 sets out the basic charge to tax on income which
falls within Schedule D, but does not itself contain any
territorial limitation on United Kingdom taxing rights.
Section 18(1) provides that tax under Schedule D shall be
charged in respect of, among other things, all interest of money,
annuities and other annual profits or gains not charged under
Schedule A or E, and not specially exempted from tax.
Case III of Schedule D specifically charges tax in respect
of any interest, annuity or other annual payment, whether such
payment is payable within or out of the United Kingdom.
ICTA88/S349 provides for the deduction of Income Tax from
certain royalty payments which are not payable, or not wholly
payable, out of profits or gains brought into charge to Income Tax.
Section 349(1) provides
`Where
a) any ... annual payment charged with tax under Case III of Schedule D, not being interest
or
b) any royalty or other sum paid in respect of the user of a patent; ...
is not payable or not wholly payable out of profits or gains
brought into charge to Income Tax, the person by or through whom
any payment thereof is made shall, on making the payment, deduct
out of it a sum representing the amount of income tax thereon'.
An annual payment is
ICTA88/S536 and ICTA88/S537B apply Section 349(1) (with certain
exceptions) to royalties and other periodical payments in respect
of copyrights or registered designs where the usual place of abode
of the owner of the copyright, or of the right in the design, is
not within the United Kingdom. See IM4000 - IM4300 for details.
In summary, where a United Kingdom resident makes a payment
which is
or
or
the United Kingdom payer has to deduct Income Tax.
(NOTE: unless the patent is a United Kingdom patent, the
licence to use it cannot be for `the user of a patent' for ICTA88
purposes.)