EXHIBIT 32.1

CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER
PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF
THE SARBANES-OXLEY ACT OF 2002


I, Edward L. Machulak, Chairman, President, Treasurer, Chief Executive,
Operating and Financial Officer of Commerce Group Corp., (the "Company"),
hereby 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 annual report on Form 10-K of the Company for the fiscal year
     ended March 31, 2006, filed on the date hereof with the Securities
     and Exchange Commission (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.

Date:  June 27, 2006                     /s/ Edward L. Machulak
                                        -------------------------------
                                        Edward L. Machulak
                                        Chairman, President, Treasurer,
                                        Chief Executive, Operating and
                                        Financial Officer