Section 906 Certifications
I, Charles E. Porter, the 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 September 30, 2007, 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 September 30, 2007 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A.
Date: November 28, 2007
/s/ Charles E. Porter
______________________
Charles E. Porter
Principal Executive Officer
Section 906 Certifications
I, Steven D. Krichmar, the 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 September 30, 2007 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 September 30, 2007 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A.
Date: November 28, 2007
/s/ Steven D. Krichmar
______________________
Steven D. Krichmar
Principal Financial Officer
Attachment A | |||
September 30, 2007 | |||
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 |