Federal agencies including the DEA began using patches in the 1970s . There are 20,000 estimated federal patches , though DEA 's are most colorful . Patches feature jokes about drugs and government surveillance . The patch is a small square of fabric with an image on one side that says " I'm not doing anything illegal here!
Federal agencies including the DEA began using patches in the 1970s . There are 20,000 estimated federal patches , though DEA 's are most colorful . Patches feature jokes about drugs and government surveillance . Former agents say that the forces have become more politically correct .