EX-99 3 tinqex99_1.txt CEO 906 CERTIFICATION Certification of Chief Executive Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 I, Kenneth M. Jastrow, II, Chief Executive Officer of Temple- Inland Inc., hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that this Quarterly Report on Form 10-Q fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that the information contained in this Quarterly Report on Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of Temple-Inland Inc. /s/ Kenneth M. Jastrow, II ---------------------------- Kenneth M. Jastrow, II May 12, 2003