"(c) Any bona fide nonprofit organization, entity or person who is under contract with the State of Delaware to provide goods and/or services shall be entitled to purchase materials and/or nonprofessional services under any central contract negotiated by the Division during the fiscal year for which said nonprofit contract is in effect, provided that:
1. The organization, entity or person is a bona fide § 501(c)3 organization under the United States Internal Revenue Code; or
2. The organization, entity or person is a member in good standing of the Delaware Association of Nonprofit Agencies, or a Delaware registered nonprofit corporation."