Your non-tax deductible gift to Core Industries means the first $50 of your contribution may be used to support endorsed candidates of The Core Industries Action Fund. Under Colorado law, small donor committees can only accept donations from natural persons who are US citizens up to a maximum of $50 per year. Small Donor Committees (SDCs) are a form of political committee that may only accept contributions of $50 or less per person, per calendar year from natural persons who are U.S. citizens. The purpose of the Core Industries Small Donor committees is to use grassroots support to support candidates for state and local office.