P.R. Laws tit. 9, § 5290
Every driver shall keep a prudent distance from the moving vehicle immediately before it, with due regard to its speed and the condition of the public road and other circumstances concerning safety. In every case, when the authorized speed limit in the zone is more than twenty-five (25) miles an hour, sufficient space shall be left so that any vehicle can pass and pull ahead of it safely.
It shall be illegal to drive a vehicle at a distance of less than three hundred (300) feet, to wit, ninety-one (91) meters, behind any emergency vehicle, as defined in subsection (100) of § 5001 of this title, when said vehicle is responding to an emergency, except those vehicles on official business.
Every driver who violates the provisions of this section shall incur an administrative fault and shall be punished by a fine of fifty dollars ($50).
History —Jan. 7, 2000, No. 22, § 10.10; June 3, 2004, No. 132, § 10, eff. 8 months after June 3, 2004.