UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: March 21, 2012
Accession Number: 0000745544-12-000157
Submission Type: POS AM
CIK: 0000745544
Company Name: Sun Life Assurance Co of Canada (U.S.)
File Number: 333-155716