Dairy Consumers and Producers Protection Act of 2001 - Amends the Agricultural Market Transition Act to include Maryland, New Jersey, New York, and Pennsylvania within the Northeast Interstate Dairy Compact. Eliminates: (1) the Compact's termination date; and (2) certain restrictive authority respecting non-Compact milk. States that only Ohio may join such Compact. Eliminates and revises specified provisions regarding Compact implementation, duration, restricting authority, and Commodity Credit Corporation compensation.

States that Congress consents to the Southern Dairy Compact entered into by Alabama, Arkansas, Georgia, Kansas, Kentucky, Louisiana, Mississippi, Missouri, Oklahoma, North Carolina, South Carolina, Tennessee, Virginia, and West Virginia. States that only Florida, Nebraska, and Texas may join such Compact. Limits price regulatory authority to Class I fluid milk unless otherwise consented to by the Congress. Provides for Commodity Credit Corporation compensation. Sets forth the Southern Dairy Compact.

States that Congress consents to: (1) the Pacific Northwest Dairy Compact proposed for California, Oregon, and Washington; and (2) the Intermountain Dairy Compact proposed for Colorado, Nevada, and Utah. Limits price regulatory authority to Class I fluid milk. Provides for Corporation compensation. States that such Compacts shall be the same as the Southern Dairy Compact with specified differences.