Refer to Employment Income Technical all claims to the
exemption of employment income from United Kingdom tax (DT1920
onwards) where
As the instructions in DT410 explain, a claim to exemption under an agreement is a claim to the Board by virtue of ICTA88/S788(6) and a notice of decision on a claim may not be given by an Inspector. If you reach the point where you are unable to reach agreement with the taxpayer please send the case to Employment Income Technical.