AMENDMENT TO FUND PARTICIPATION AGREEMENT
                                      AMONG
                               40|86 SERIES TRUST,
                              40|86 ADVISORS, INC.,
                                       and
                    JEFFERSON NATIONAL LIFE INSURANCE COMPANY
     For  good and  valuable  consideration,  the  receipt  of  which is  hereby
     acknowledged,  the  parties  agree to  amend  the  October  23,  2002  Fund
     Participation   Agreement,  as  amended,  among  40|86  Series  Trust  (the
     "Trust"),  40|86  Advisors,  Inc.,  and Jefferson  National Life  Insurance
     Company (the "Insurance Company") as follows:
     1.  Schedule A thereto is hereby  deleted in its entirety and replaced with
Schedule A attached hereto.
     2. All other terms of the Agreement shall remain in full force and effect.
     IN WITNESS WHEREOF, each of the parties hereto has caused this Amendment to
be executed in its name and on its behalf by its duly authorized  representative
effective as of May 1, 2006.
                                           40|86 SERIES TRUST
                                           By:
                                                --------------------------------
                                           Name:
                                           Title:
                                           40|86 ADVISORS , INC.
                                           By:
                                                --------------------------------
                                           Name:
                                           Title:
                                           JEFFERSON NATIONAL LIFE INSURANCE
                                           COMPANY
                                           By:
                                                --------------------------------
                                           Name: ▇▇▇▇▇ ▇. ▇▇▇▇▇▇
                                           Title:  General Counsel and Secretary
                                   SCHEDULE A
ACCOUNT(S)/CONTRACTS                                    FORM #
                                                     
- Jefferson National Life Annuity Account C             22-4025 (Individual)
                                                        32-4000 (Group)
- Jefferson National Life Annuity Account E             22-4047/32-4003 (Achievement)
                                                        22-4048/32-4002 (Educator)
- Jefferson National Life Annuity Account F             22-4061
- Jefferson National Life Annuity Account G             22-4056; JNL 2300; JNL 2300-1
- Jefferson National Life Annuity Account H             CVIC-2000 or -2001(state specific)
- Jefferson National Life Annuity Account I             CVIC-2004 or -2005(state specific)
- Jefferson National Life Annuity Account J             JNL-2100
- Jefferson National Life Annuity Account K             JNL-2200
- Jefferson National Life Account L                     CVIC-1001 and -1003
DESIGNATED PORTFOLIOS
Balanced Portfolio
Equity Portfolio
Fixed Income Portfolio
Government Securities Portfolio
High Yield Portfolio
Money Market Portfolio