Exhibit No. 32.1

CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER CERTIFICATIONS

UNDER RULE 13a-14(b) OF THE EXCHANGE ACT

Pursuant to Rule 13a-14(b) of the Securities Exchange Act of 1934, each of the undersigned certifies that this periodic report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that information contained in this periodic report fairly presents, in all material respects, the financial condition and results of operations of BNCCORP, Inc. and Subsidiaries.

		BNCCORP, Inc.
Date:	May 14, 2007	By	/s/ Gregory K. Cleveland
			Gregory K. Cleveland
			President and Chief Executive Officer
		By	/s/ Timothy J. Franz
			Timothy J. Franz
			Chief Financial Officer