Deutsche Asset Management [LOGO] A Member of the Deutsche Bank Group Chief Executive Officer Section 906 Certification under Sarbanes Oxley Act I, Julian Sluyters, certify that: 1. I have reviewed this report, filed on behalf of Scudder Top 50 US Portfolio, a series of Scudder Investors Portfolios Trust, on Form N-CSR; 2. Based on my knowledge and pursuant to 18 U.S.C. ss. 1350, the periodic report on Form N-CSR (the "Report") fully complies with the requirements of ss. 13 (a) or ss. 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 Company. October 28, 2004 /s/Julian Sluyters Julian Sluyters Chief Executive Officer Scudder Top 50 US Portfolio, a series of Scudder Investors Portfolios Trust Deutsche Asset Management [LOGO] A Member of the Deutsche Bank Group Chief Executive Officer Section 906 Certification under Sarbanes Oxley Act I, Paul Schubert, certify that: 1. I have reviewed this report, filed on behalf of Scudder Top 50 US Portfolio , a series of Scudder Investors Portfolios Trust, on Form N-CSR; 2. Based on my knowledge and pursuant to 18 U.S.C. ss. 1350, the periodic report on Form N-CSR (the "Report") fully complies with the requirements of ss. 13 (a) or ss. 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 Company. October 28, 2004 /s/Paul Schubert Paul Schubert Chief Financial Officer Scudder Top 50 US Portfolio, a series of Scudder Investors Portfolios Trust