Costs shall not be taxed, without the written consent of the defendant, for service by an indifferent person of process commencing a civil action, if the court before which it is returnable finds that no sufficient reason existed for the deputation of an indifferent person to serve the process.
Conn. Gen. Stat. ยง 52-246
(1949 Rev., S. 7991; P.A. 82-160, S. 120.)