Louisiana Children's Code Tit. III, Art. 310. Jurisdiction under the Uniform Child Custody Jurisdiction and Enforcement Act

A. Unless declined, a court exercising juvenile court jurisdiction shall have exclusive original jurisdiction over cases subject to the provisions of the Uniform Child Custody Jurisdiction and Enforcement Act, pursuant to R.S. 13:1801 et seq., when in interstate custody disputes any of the following occur:

B. The district courts shall have exclusive original jurisdiction over all other claims of jurisdiction under the Uniform Child Custody Jurisdiction and Enforcement Act and claims of emergency jurisdiction when declined by the juvenile court.