MFS LIFETIME RETIREMENT INCOME FUND MFS LIFETIME 2010 FUND MFS LIFETIME 2020 FUND MFS LIFETIME 2030 FUND MFS LIFETIME 2040 FUND The Investment Advisory Agreement, dated July 26, 2005, is contained in Registrant's (File Nos. 333-126328 and 811-21780),...

                                                 SUB-ITEM 77Q1(a)3

                                                 MFS SERIES TRUST XII

                                         MFS LIFETIME RETIREMENT INCOME FUND
                                                MFS LIFETIME 2010 FUND
                                                MFS LIFETIME 2020 FUND
                                                MFS LIFETIME 2030 FUND
                                                MFS LIFETIME 2040 FUND

The  Investment  Advisory  Agreement, dated  July 26,  2005,  is  contained  in
Registrant's (File Nos. 333-126328 and 811-21780), Pre-Effective Amendment No.1
to the Registration Statement filed with the Securities and Exchange Commission
via XXXXX on September 27, 2005, under the Securities Act of 1933.Such document
is incorporated herein by reference.