If you decide that the form IHT30 has been completed incorrectly
you should return it to the taxpayer to be amended, initialled by
the applicant(s) and resubmitted. You should explain exactly why
the form is incorrect and how it should be amended.
If the form IHT30 shows amendments to the estate you should
note them and, if appropriate, issue a calculation for any
additional tax due before returning it.
You do not need to remind the taxpayer for the return of the
forms. This means that