you can control their language . as for retraining officers in the appropriate use of force , julian said the problem was n’t as prevalent as news headlines suggest . “ thirty percent of all ccrb complaints involve a curse word , ” he said . ccrb statistics show slightly different figures . the nypd ’s new deputy commissioner is on a crusade to stop potty - mouthed cops — vowing on tuesday to keep them from cursing while on duty . last month , the chairman of the ccrb , richard emery , said there was no excuse for police officers to use foul language . said michael julian , the nypd ’s newly appointed deputy commissioner . ” his g - rated mission is tied to civilian complaints — which are often targeted at cops who cuss , julian said .