Code of Alabama
Article 7 - Joint Custody.
Section 30-3-156 - Interference With Custody or Violation of Chapter 3b.

The fact that joint custody has been awarded to both parents shall not preclude a court from finding that one parent has committed the crime of interference with custody as provided in Section 13A-6-45, or has violated the Uniform Child Custody Jurisdiction and Enforcement Act as provided in Chapter 3B of this title.