AMENDMENT NO. 6

                     RESTATED AND AMENDED SPONSOR AGREEMENT
                        TOUCHSTONE VARIABLE SERIES TRUST

                                 AMENDMENT NO. 6

         AMENDMENT dated as of December 31, 2005, between TOUCHSTONE VARIABLE
SERIES TRUST, a Massachusetts business trust (the "Trust") and TOUCHSTONE
ADVISORS, INC., an Ohio corporation ("Touchstone").

         WHEREAS, the Trust is an open-end management investment company
registered under the Investment Company Act of 1940, as amended;

         WHEREAS, the Trust has engaged Touchstone to provide certain management
services with respect to certain series of the Trust (each a "Fund") pursuant to
the Restated and Amended Sponsor Agreement dated as of May 1, 2002, between the
Trust and Touchstone (the "Agreement"); and

         WHEREAS, the Trust and Touchstone wish to amend the Agreement to
reflect amended provisions with respect to the termination of Touchstone's
obligations in Section 5 of the Agreement;

         NOW, THEREFORE, in consideration of the mutual covenants and agreements
of the parties hereto as set forth in the Agreement and herein, acting pursuant
to Section 12 of the Agreement, the Trust and Touchstone hereby amend the
Agreement as follows:

         (A) Section 4 of the Agreement shall read as follows:

4. Operating Expense Waivers or Reimbursement. Touchstone shall waive all or a
portion of its fee pursuant to this Agreement and/or reimburse a portion of the
operating expenses (including amortization of organization expense, but
excluding interest, taxes, brokerage commissions and other portfolio transaction
expenses, capital expenditures and extraordinary expenses) ("Expenses") of each
Fund such that, after such waiver and/or reimbursement, the aggregate Expenses
of the Fund shall be less than or equal to on an annual basis to the following
percentage of the average daily net assets of the Fund for the Fund's
then-current fiscal year:

          Touchstone Baron Small Cap Fund                      1.65%
          Touchstone Emerging Growth Fund                      1.15%
          Touchstone Third Avenue Value Fund                   1.05%
          Touchstone Eagle Capital Appreciation Fund           1.05%
          Touchstone Enhanced Dividend 30 Fund                 0.75%
          Touchstone Value Plus Fund                           1.15%
          Touchstone Growth & Income Fund                      0.85%
          Touchstone Balanced Fund                             0.90%
          Touchstone High Yield Fund                           0.80%
          Touchstone Core Bond Fund                            0.75%
          Touchstone Money Market Fund -Class SC               0.54%
          Touchstone Money Market Fund - Class I               0.28%


          Touchstone Conservative ETF Fund                     0.50%
          Touchstone Moderate ETF Fund                         0.50%
          Touchstone Aggressive ETF Fund                       0.50%
          Touchstone Enhanced ETF Fund                         0.50%

         5. Termination of Operating Expense Waivers or Reimbursements.
Touchstone's waiver obligations or its reimbursement obligations with respect to
a Fund may be terminated by Touchstone after the applicable date listed below
upon at least 30 days prior written notice to the Fund (an "Expense Cap
Termination"):

          Touchstone Baron Small Cap Fund                 December 31, 2006
          Touchstone Emerging Growth Fund                 December 31, 0000
          Xxxxxxxxxx Xxxxx Xxxxxx Value Fund              December 31, 2006
          Touchstone Eagle Capital Appreciation Fund      December 31, 2006
          Touchstone Enhanced Dividend 30 Fund            December 31, 2006
          Touchstone Value Plus Fund                      December 31, 2006
          Touchstone Growth & Income Fund                 December 31, 2006
          Touchstone Balanced Fund                        December 31, 2006
          Touchstone High Yield Fund                      December 31, 2006
          Touchstone Core Bond Fund                       December 31, 2006
          Touchstone Money Market Fund - Class SC         December 31, 2006
          Touchstone Money Market Fund - Class I          December 31, 2006
          Touchstone Conservative ETF Fund                December 31, 2006
          Touchstone Moderate ETF Fund                    December 31, 2006
          Touchstone Aggressive ETF Fund                  December 31, 2006
          Touchstone Enhanced ETF Fund                    December 31, 2006

         IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be
executed and delivered in their names and on their behalf by the undersigned,
thereunto duly authorized, all as of December 31, 2005. The undersigned has
executed this Agreement not individually, but as an officer under the Trust's
Declaration of Trust, and the obligations of this Amendment are not binding upon
the Trust's Trustees, its officers, or investors in the Funds individually, but
bind only the Trust estate.

Touchstone Advisors, Inc.                    Touchstone Variable Series Trust


By:  /s/ Xxxxxx X. Xxxxxxxxxx                By: /s/ Xxxxxxx X. Xxxx
     -----------------------------              --------------------------------

Name:    Xxxxxx X. Xxxxxxxxxx               Name:    Xxxxxxx X. Xxxx
Title:   Chief Financial Officer            Title:   Vice President