<PAGE>
SUN LIFE INSURANCE AND ANNUITY COMPANY OF NEW YORK
SUN LIFE (N.Y.) VARIABLE ACCOUNT C
RULE 424(b)(3)
REG. NO. 333-09141
SUPPLEMENT DATED MAY 1, 1998 TO PROSPECTUS DATED MAY 1, 1998
REGATTA GOLD - NY
The Company currently is awaiting state regulatory approval of the addition
of the following six new series of the MFS/Sun Life Series Trust as investment
options under the Regatta Gold - NY Contracts:
Bond Series
Equity Income Series
Massachusetts Investors Growth Stock Series
New Discovery Series
Research International Series
Strategic Income Series
The Company expects that these new series will be available in the near
future. Please consult your registered representative for further information
concerning the availability of the new series, or call the Company at (800)
447-7569.
GOLD NY - SUPP