Section 906 Certifications - --------------------------- I, Charles E. Porter, a principal financial officer of the Funds listed on Attachment A, certify that, to my knowledge: 1. The Form N-CSR of each of the Funds listed on Attachment A for the period ended April 30, 2003 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and 2. The information contained in the Form N-CSR of each of the Funds listed on Attachment A for the period ended April 30, 2003 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A. /s/Charles E. Porter Date: June 19, 2003 - ---------------------- ------------------- Charles E. Porter, Principal Financial Officer Section 906 Certifications - --------------------------- I, Karnig H. Durgarian, the principal executive officer of the Funds listed on Attachment A, certify that, to my knowledge: 1. The Form N-CSR of each of the Funds listed on Attachment A for the period ended April 30, 2003 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and 2. The information contained in the Form N-CSR of each of the Funds listed on Attachment A for the period ended April 30, 2003 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A. /s/Karnig H. Durgarian Date: June 18, 2003 - ---------------------- ------------------- Karnig H. Durgarian, Principal Executive Officer Section 906 Certifications - --------------------------- I, Steven D. Krichmar, a principal financial officer of the Funds listed on Attachment A, certify that, to my knowledge: 1. The Form N-CSR of each of the Funds listed on Attachment A for the period ended April 30, 2003 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and 2. The information contained in the Form N-CSR of each of the Funds listed on Attachment A for the period ended April 30, 2003 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A. /s/Steven D. Krichmar Date: June 18, 2003 - ---------------------- ------------------- Steven D. Krichmar, Principal Financial Officer Attachment A - -------------- 002 The Putnam Fund for Growth & Income 004 Putnam Income Fund 005 Putnam Global Equity Fund 008 Putnam Convertible Income-Growth Trust 041 Putnam Global Income Trust 052 Putnam Managed Municipal Income Trust 072 Putnam Master Income Trust 2MI Putnam Tax Smart Equity Fund 840 Putnam Utilities Growth & Income Fund 183 Putnam Municipal Bond Fund 184 Putnam California Investment Grade Municipal Trust 185 Putnam New York Investment Grade Municipal Trust 2IE Putnam Growth Fund 2II Putnam Capital Opportunities Fund 2OV Putnam Mid-Cap Value Fund 582 Putnam Municipal Opportunities Trust