Milk Marketing Order Equity Act of 1989

Milk Marketing Order Equity Act of 1989 - Amends the Agricultural Adjustment Act, reenacted with amendments by the Agricultural Marketing Agreement Act of 1937, to state that the purpose of milk orders shall be to provide an efficient milk production and distribution system that minimizes consumer cost, provides equitable milk pricing from all sources, and prohibits discriminatory pricing or other economic disincentives.

Revises: (1) market area minimum aggregate adjustment levels; and (2) marketing order amendment provisions.