EX-99.906 CERT 3 c_exnnos.htm EX-99.906 CERT

Section 906 Certifications

I, Charles E. Porter, a Principal Executive Officer of the Funds listed on Attachment A, certify that, to my knowledge: 1. The form N-CSR of the Funds listed on Attachment A for the period ended March 31, 2006 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 the Funds listed on Attachment A for the period ended March 31, 2006 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A.

Date: May 25, 2006 /s/ Charles E. Porter ______________________ Charles E. Porter 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 the Funds listed on Attachment A for the period ended March 31, 2006 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 the Funds listed on Attachment A for the period ended March 31, 2006 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A.

Date: May 25, 2006 /s/ Steven D. Krichmar ______________________ Steven D. Krichmar Principal Financial Officer

Attachment A N-CSR Period (s) ended March 31, 2006

054 | Putnam High Yield Municipal Trust
074 | Putnam Master Intermediate Income Trust
027 | Putnam California Tax Exempt Income Fund
033 | Putnam American Government Income Fund
011 | Putnam Tax Exempt Income Fund
539 | Putnam International New Opportunities Fund
032 | Putnam U.S. Government Income Trust
010 | Putnam Money Market Fund
062 | Putnam Tax Exempt Money Market Fund
23T | Putnam Prime Money Market Fund
075 | Putnam Diversified Income Trust
259 | Putnam Asset Allocation:Balanced Portfolio
250 | Putnam Asset Allocation:Growth Portfolio
264 | Putnam Asset Allocation:Conservative Portfolio