Asset Indexing Act of 1985

Asset Indexing Act of 1985 - Amends the Internal Revenue Code to require an inflation adjustment, based on the gross national product deflator, to the adjusted basis of certain assets (corporate stock and real property held for more than one year which is a capital asset or property used in a trade or business) at the time of sale or exchange, solely for the purpose of determining gain or loss on such assets. Excludes from such treatment: (1) creditors' interests; (2) options; (3) net lease property in the case of a lessor; (4) preferred stock with fixed dividends; and (5) stock in small business corporations, personal holding companies, and certain foreign corporations.