UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	April 16, 2012 3:20 P.M.

Form:	N-4
CIK: 0001173507 Company Name: NATIONWIDE VARIABLE ACCOUNT-12 File Number: 333-178057 REFERENCED SERIES/CLASSES (CONTRACTS) Series ID Class/Contract Name S000009107 NATIONWIDE VARIABLE ACCOUNT-12 C000110076 Waddell & Reed Advisors Select Preferred Annuity 2.0