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                     FIRST SUBLEASE MODIFICATION AGREEMENT

                            Dated: December 15, 1999

         This Sublease Modification Agreement ("Agreement") is effective as of
the date above set forth, and is entered into by and between ACCEPTANCE
INSURANCE COMPANIES, INC. (hereinafter referred to as "Sublandlord"), and
NATIONAL INFORMATION CONSORTIUM, a Colorado corporation (as "Subtenant"), to
amend and modify that sublease and Addendum Number One dated as of May 14, 1999
(the "Lease"), for office space designated as Suite 390 in 12 Corporate Woods in
the Corporate Woods Office Park located in the City of Overland Park, Johnson
County, Kansas, more fully described in the Lease and referred to as the "Leased
Premises".

         WHEREAS, Sublandlord and Subtenant desire to otherwise amend and modify
the Sublease as hereinafter set forth.

         NOW, THEREFORE, for and in consideration of the rents, covenants and
agreements as set forth in the Sublease, and of the promises and undertakings
hereinafter set forth, the receipt and legal sufficiency of which is hereby
acknowledged, the parties agree that said Sublease shall be and is hereby
amended and modified as hereinafter provided.

1.       RECITATIONS. The foregoing recitations are an integral part of this
Agreement.

2.       LEASED PREMISES. Effective as of January 1, 2000, Section 1. of the
Sublease is hereby revoked and replaced by the following:

         1.       LEASED PREMISES. The Lease Premises currently consist of
         approximately 1,720 net rentable square feet designated as Suite 390 in
         12 Corporate Woods. The Leased Premises are hereby expanded effective
         as of January 1, 2000, to include Suite 380 in 12 Corporate Woods.
         Suite 380 includes approximately 1,060 square feet of office space,
         together with the pro rata share of the common area allocable thereto
         of 127 square feet, for a total of approximately 1,187 net rentable
         square feet. The expanded Leased Premises will include approximately
         2,596 square feet of office space, with 311 square feet of common area
         allocated thereto, for a total of approximately 2,907 net rentable
         square feet.

3.       RENT. Section 3. RENT., Paragraph A shall continue to be applicable
through December 31, 1999. Commencing as of January 1, 2000, and continuing
through the balance of the Lease Term, Rent shall be as follows:

         3.       RENT.

         Subtenant agrees to pay the Sublandlord Rent as follows:

                  A.       Base Rent. The monthly Base Rent ("Base Rent") during
         the balance of the Lease Term shall be the sum of Four Thousand Seven
         Hundred Twenty-Three and 88/100 Dollars ($4,723.88) from January 1,
         2000 to December 31, 2001. All monthly Base Rent shall by payable in
         advance, and shall be due on the first day of each month throughout the
         balance of the Lease Term.

4.       REIMBURSEMENT OF SUBLANDLORD RELOCATION EXPENSES. Subtenant agrees to
reimburse Sublandlord for all reasonable expenses incurred relating to the
following:

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                     FIRST SUBLEASE MODIFICATION AGREEMENT

                                  Page 2 of 2

                  A.       Actual expenses for services provided by third
         parties to move Sublandlord's telephone switch from Sublandlord's
         current offices located at Suite 380 in 12 Corporate Woods to its new
         offices located at Suite 270 in 12 Corporate Woods. Sublandlord will
         furnish Subtenant with a cost estimate in advance of the work being
         performed. Amount shall not exceed $3,000.

                  B.       Actual expenses, consisting of labor and materials,
         for services provided by third parties for constructing an additional
         office space and countertop at Sublandlord's new offices located at
         Suite 270 in 12 Corporate Woods. Sublandlord will furnish estimates
         from third parties to Subtenant in advance of the remodeling and
         Subtenant will participate in selection of the remodeling services
         provider. Amount shall not exceed $7,150.

                  C.       Subtenant further agrees to make monthly
         reimbursement payments to the Sublandlord for Sublandlord's increased
         rental of $819.04 per month for months January 2000 through December
         2000.

Sublandlord must submit copies of actual invoices to Subtenant showing payment
by Sublandlord in order to receive reimbursement for such expenses.

         Except as modified above, all other terms and conditions of said
Sublease and all previous modifications thereof, shall remain unchanged and in
full force and effect, except to the extent they are inconsistent with the
foregoing provisions. Should any inconsistencies exist between this Agreement
and the Sublease as previously modified, the terms and provisions of this
Agreement shall control.

         Sublandlord has delivered a copy of this Agreement for Subtenant's
review only, and the delivery hereof does not constitute an offer to Subtenant
or an option to amend the Sublease as hereinabove provided. This Agreement shall
not be binding and effective until a copy executed by Subtenant is delivered to,
accepted and executed by Sublandlord. The provisions of this Agreement shall
bind and inure to the benefit of the parties hereto, and to their respective
successors and assigns.

         IN WITNESS WHEREOF, said parties have executed this Agreement in
quadruplicate as of the day and year first above written.

SUBLANDLORD:                                SUBTENANT:

ACCEPTANCE INSURANCE COMPANIES, INC.        NATIONAL INFORMATION CONSORTIUM
                                            a Colorado corporation

By:  /s/ Patricia L. Briggs                 By: /s/ Stephen M. Kovzan
   -----------------------------------         --------------------------------
Name: Patricia L. Briggs                    Name:  Stephen M. Kovzan
Its:  Leasing Manager                       Its:  Controller