0000205355-11-000004 Sample Contracts

DISTRIBUTION AGREEMENT Amended and Restated Schedules I, II, and III Calvert Funds Calvert Investment Distributors, Inc. SCHEDULE I

Distribution Agreement • April 27th, 2011 • First Variable Rate Fund for Government Income /Md/

• Contract Type
  Distribution Agreement
• Filed
  April 27th, 2011
• Company
  First Variable Rate Fund for Government Income /Md/

*Distributor reserves the right to waive all or a portion of the distribution fee from time to time. For money market portfolios, Class A shall refer to Class O, or if the portfolio does not have multiple classes, then to the portfolio itself.