EX-99.906CERT 3 g55495_cert906.txt G55495_CERT906 SECTION 906 CERTIFICATION ------------------------- Pursuant to 18 U.S.C. ss. 1350, the undersigned officer of Wells Fargo Master Trust (the "Trust"), hereby certifies, to the best of her knowledge, that the Trust's report on Form N-CSR for the period ended November 30, 2009 (the "Report") fully complies with the requirements of Section 13(a) or Section 15(d), as applicable, of the Securities Exchange Act of 1934 and that the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Trust. Date: January 28, 2010 /s/ Karla M. Rabusch Karla M. Rabusch President Wells Fargo Master Trust SECTION 906 CERTIFICATION ------------------------- Pursuant to 18 U.S.C. ss. 1350, the undersigned officer of Wells Fargo Master Trust (the "Trust"), hereby certifies, to the best of his knowledge, that the Trust's report on Form N-CSR for the period ended November 30, 2009 (the "Report") fully complies with the requirements of Section 13(a) or Section 15(d), as applicable, of the Securities Exchange Act of 1934 and that the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Trust. Date: January 28, 2010 /s/ Kasey L. Phillips Kasey L. Phillips Treasurer Wells Fargo Master Trust