The earlier part of the core computational rules section of this Manual (CIRD12000 to CIRD13270) describes how to arrive at the taxable credits and deductible debits arising from intangible assets. It is then necessary to bring these items into a company's CT computation. The legislation describing how this is done is in CTA09/PART8/S745 – 753.
All debits and credits are brought to account as revenue, rather than capital, matters. But beyond that there are different rules as to how the credits and debits enter the computation, depending on whether the intangible assets are held: