EXHIBIT 32.1

                            CERTIFICATION PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


In connection with the Quarterly Report of Image Sensing System, Inc. (the
"Company") on Form 10-QSB for the period ended September 30, 2003 as filed with
the Securities and Exchange Commission on the date hereof (the "Report"), I,
James Murdakes, Chief Executive Officer of the Company, certify, pursuant to 18
U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley
Act of 2002, that:

         1.       The Report fully complies with the requirements of Section
                  13(a) or 15(d) of the Securities Exchange Act of 1934; and

         2.       The information contained in the Report fairly presents, in
                  all material respects, the financial condition and results of
                  operations of the Company.


                                /s/ James Murdakes
                                ----------------------
                                James Murdakes
                                Chief Executive Officer
                                October 27, 2003