Liberty Sanitation Department

The Liberty Sanitation Department, or LSD, is a uniformed force of sanitation workers in Liberty City in Grand Theft Auto IV. Their responsibilities include garbage collection using a Trashmaster, street cleaning and public park upkeeping. The garbage collection branch of the LSD can be found in a warehouse in the FlatFish Plaice area of the Fishmarket South storing Trashmasters

Niko recieves an LSD worker's outfit after completing the mission Taking in the Trash for Ray Boccino

Trivia

LSD refers to the class A drug, Lysergic acid diethylamide, which is also shortened to LSD.