UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549

                                     FORM 15

CERTIFICATE AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE
SECURITIES  EXCHANGE ACT OF 1934 OR  SUSPENSION  OF DUTY TO FILE  REPORTS  UNDER
SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.

                                                   Commission File No.:  0-21017

                                BANK UNITED CORP.
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   (Exact name of registrant as specified in its certificate of incorporation)

         3200 Southwest Freeway, Suite 2600, Houston, Texas 77251-1370
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(Address, including  zip code,  and  telephone  number,  including  area code of
          registrant's principal executive offices)

                 Class A Common Stock, $0.01 par value per share
               Bank United Corp. Premium Income Equity Securities
                        (including any associated rights)
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            (Title of each class of securities covered by this Form)

                                       N/A
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       (Titles of all other classes of securities for which a duty to file
                 reports under section 13(a) or 15(d) remains)

         Please  place an X in the box(es) to  designate  the  appropriate  rule
provision(s) relied upon to terminate or suspend the duty to file reports:

      Rule 12g-4(a)(1)(i)       [x]               Rule 12h-3(b)(1)(i)       [  ]
      Rule 12g-4(a)(1)(ii)      [  ]              Rule 12h-3(b)(1)(ii)      [  ]
      Rule 12g-4(a)(2)(i)       [  ]              Rule 12h-3(b)(2)(i)       [  ]
      Rule 12g-4(a)(2)(ii)      [  ]              Rule 12h-3(b)(2)(ii)      [  ]
                                                  Rule 15d-6                [  ]

        Approximate number of holders of record as of the certification or
notice date:   0
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         Pursuant to the  requirements  of the Securities  Exchange Act of 1934,
Bank  United  Corp.  has caused  this  certification/notice  to be signed on its
behalf by the undersigned duly authorized person.

Dated:  February 15, 2001.              WASHINGTON MUTUAL, INC.,
                                        (as successor to Bank United Corp.)

                                        By: /s/ Fay L. Chapman
                                            ------------------------------------
                                        Name:   Fay L. Chapman
                                        Title:  Senior Executive Vice President