* If you are paying by Purchase Order, a purchase order number is required in order to complete the membership application.
Payment of dues or other contributions to ISCA are not tax deductible as charitable contributions for income tax purposes. They may, however, be tax deductible as ordinary and necessary business expenses to the extent not allocated to lobbying expenditures. ISCA estimates that the non-deductible portion of your dues for 2022/23 is 42%.
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Click here to Download a Paper Membership Application.