Become a member

COSIM membership is available to three types of ministries:

  • Agencies or organizations that are members of ECFA—Evangelical Council for Financial Accountability
  • Agencies or organizations that are not members of ECFA (including those in Canada), but comply with ECFA standards
  • Churches in North America

The steps to join COSIM are:

Step 1: Download and complete the COSIM Membership Application Form: CLICK HERE.

Step 2: Assemble appropriate documents, which may include:

  • American organizations/agencies: copy of IRS determination letter that affirms 501(c)3 status
  • Copy of latest financial statements 
  • Copy of general brochures and newsletters

Step 3: Be recommended by a COSIM Resource Team member or by one of the current member organizations. This can be in the form of an email to Bob Savage, Partners International. 

Bob’s email:

Step 4: Pay a nominal fee of US$100 once per year. Checks should be made payable to “Partners International” with a designation “COSIM Membership” in the memo field. 

Step 5: Mail documents and check to:

Partners International
Attn: Bob Savage
1117 E. Westview Court
Spokane, WA 99218 


COSIM Membership Form

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