The Crash Investigation Sampling System (CISS) is the eyes and ears of NHTSA in the field. The crash tests conducted by NHTSA can reveal a lot about a vehicles safety performance in a crash, but those tests are only conducted on new cars. By deploying crash technicians in representative areas Primary Sampling Units across the nation, NHTSA can evaluate safety performance on vehicles throughout their lifespan on the road.

NHTSA identified KLD as the company to assemble this nation-wide network of PSUs. By the end of 2016, KLD was operating 32 CISS sites, and is prepared to expand to meet NHTSAs needs.