171 Registrar as defendant
through an omission, mistake or misfeasance of the Registrar or the
Registrar's officials, the Registrar shall be sole defendant.
(2) If the action is brought for loss or damage
(a) arising only from the fraud or wrongful act of some person
other than the Registrar and the Registrar's officials, or
(b) arising jointly through the fraud or wrongful act of such
other person, and the omission, mistake or misfeasance of
the Registrar or other official,
then the action shall be brought against both the Registrar and the
other person.
RSA 1980 cL-5 s161