Exhibit 31.1


                                  CERTIFICATION

I, Jimmy Whang, certify that:

         1.       I have reviewed this annual report on Form 10-K in respect of
                  the STRATS(SM) Trust For United States Cellular Corporation
                  Securities, Series 2004-6 (the "Trust") and all reports on
                  Form 8-K containing distribution or servicing reports filed in
                  respect of periods included in the year covered by this annual
                  report of the Trust;

         2.       Based on my knowledge, the information in these reports, taken
                  as a whole, 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 as of the last
                  day of the period covered by this annual report;

         3.       Based on my knowledge, the distribution or servicing
                  information required to be provided to the Depositor by the
                  Trustee under the trust agreement, for inclusion in these
                  reports is included in these reports;

         4.       I am responsible for reviewing the activities performed by the
                  Depositor and the Trustee under the trust agreement and based
                  upon my knowledge and the annual compliance review required
                  under that agreement, and except as disclosed in the reports,
                  the Depositor and Trustee have each fulfilled its obligations
                  under that agreement; and

         5.       The reports disclose all significant deficiencies relating to
                  the compliance by the Trustee and the Depositor with the
                  minimum servicing or similar standards based upon the report
                  provided by an independent public accountant, after conducting
                  a review in compliance with the Uniform Single Attestation
                  Program for Mortgage Bankers or similar procedure, as set
                  forth in the trust agreement that is included in these
                  reports.

In giving the certifications above, I have reasonably relied on information
provided to me by the following unaffiliated party: U.S. Bank Trust National
Association, as Trustee.

Date: March 28, 2008

/s/ Jimmy Whang
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Name:   Jimmy Whang
Title:  Director