Rico shall have original and exclusive jurisdiction of any civil action alleging a dispute or controversy pertaining to electoral processes conducted under this section. 306. State title to land and property (a) State title The State of Puerto Rico and its political subdivisions and dependencies shall have and retain title to all property, real and personal, held by the territory of Puerto Rico and its political subdivisions and dependencies on the date of the admission of Puerto Rico into the Union. (b) Federal title Any lands and other properties that, as of the date of admission of Puerto Rico into the Union, are set aside pursuant to law for the use of the United States under any— (1) Act of Congress