In addition to the situations explained in EIM12825, there are a few enquiries concerning proposed terminations to which we are committed to giving binding answers where COP10 (see EIM12825) does not require it (if the enquirer so wishes). These enquiries should be dealt with in the same way as those requiring a formal binding answer (see EIM12825). They are all mentioned in CWG2 and concern:
In these cases agree with the customer what the tax treatment of
the payment or benefit is.
In all these cases, the timescale for your reply must be
reasonable and you must be satisfied that all the information you
need has been provided. If either of those requirements is not met,
you should give as complete an answer as possible and explain that
it cannot be binding in the circumstances.