Establishes the Indiana heritage commerce district program. Permits a municipality with a population of not more than 50,000 and that has been designated as an Indiana main street program area for not less than two years to establish a heritage commerce district. Establishes the heritage commerce district fund. Provides that the office of community and rural affairs may make grants not exceeding $500,000 annually to qualified districts. Provides that grant applicants must provide local matching funds. Specifies sources from which a grant applicant may solicit and accept local matching funds for purposes of a grant. Makes an appropriation.