COA Membership requires that at least 90% of your professional activity must be in the field of Orthopaedic Surgery.
* A $100 contribution to OPAC - COA's Political Action Committee is automatically included in COA membership dues. OPAC moneys are used to support California elected officials who serve on key legislative committees and have supported COA's viewpoints on legislation. Your membership also includes a $20 contribution to the AAOS PAC.
PLEASE NOTE: Payments/Contributions to COA are not tax deductible as charitable contributions for federal income tax purposes. Due to federal laws limiting the tax deduction of membership dues paid to organizations involved in lobbying activities, 17% of your dues payment to COA may not be deducted as a business expense.