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EXHIBIT 31.1 CERTIFICATION PURSUANT TO RULE 13A-14 OR 15D-14 OF THE
SECURITIES EXCHANGE ACT OF 1934, AS ADOPTED PURSUANT
TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Barry S. Rosenstein, certify that:  1.
    I have reviewed this report on Form 10-QSB of UST Liquidating Corporation;2.
    Based on my knowledge, this report does not contain any untrue statement of a material
fact or omit to state a material fact necessary to make the statements made, in light of
the circumstances under which such statements were made, not misleading with respect to the
period covered by this report;3.
    Based on my knowledge, the financial statements, and other financial information
included in this report, fairly present in all material respects the financial condition,
results of operations and cash flows of the small business issuer as of, and for, the
periods presented in this report.4.
    The small business issuers other certifying officer and I are responsible for
establishing and maintaining disclosure controls and procedures (as defined in Exchange Act
Rules 13a-15(e) and 15d-15(e))for the small business issuer and have:  a)
    Designed such disclosure controls and procedures, or caused such disclosure
controls and procedures to be designed under our supervision, to ensure that material
information relating to the small business issuer, including its consolidated
subsidiaries, is made known to us by others within those entities, particularly during
the period in which this report is being prepared;b)
    [Paragraph omitted in accordance with SEC transition instructions contained in
SEC Release 34-47986];c)
    Evaluated the effectiveness of the small business issuers disclosure controls
and procedures and presented in this report our conclusions about the effectiveness of
the disclosure controls and procedures, as of the end of the period covered by this
report based on such evaluation; andd)
    Disclosed in this report any change in the small business issuers internal
control over financial reporting that occurred during the small business issuers most
recent fiscal quarter (the small business issuers fourth fiscal quarter in the case of
an annual report) that has materially affected, or is reasonably likely to materially
affect, the small business issuers internal control over financial reporting; and  5.
    The small business issuers other certifying officer and I have disclosed, based on our
most recent evaluation of internal control over financial reporting, to the small business
issuers auditors and the audit committee of small business issuers board of directors (or
persons performing the equivalent functions):  a)
    All significant deficiencies and material weaknesses in the design or operation
of internal control over financial reporting which are reasonably likely to adversely
affect the small business issuers ability to record, process, summarize and report
financial information; andb)
    Any fraud, whether or not material, that involves management or other employees
who have a significant role in the small business issuers internal control over
financial reporting. Date: May 16, 2005 /s/ Barry S. RosensteinBarry S. RosensteinCo-Chairman of the Board of Directors