Dues are not deductible as a charitable contribution for federal income tax purposes. They may be deducted as a business expense. The portion of your dues that is allocable to lobbying is 4%. That portion of your dues is not tax deductible.
CDHA does not sell, distribute or otherwise share its membership list except in the case of the following exceptions: Corporate sponsors receive limited member information for the purposes of direct promotion of a product, service or member benefit approved by CDHA. Event sponsors and exhibitors receive member contact information but are limited to only those members who register and attend the event.