This website provides information to help motorists understand the inspection process and NHOST Program. The impact of automobiles on air quality is clear. The New Hampshire OBD tes.

WELCOME to the New Hampshire OBD and Safety Inspection Industry website! In 2007 OBD testing became mandatory for all automobiles and light-duty trucks whose model year is 20 years old and newer. The program is running smoothly as stations and motorists have over the years become accustomed to the OBD testing procedure. We appreciate all of the efforts made by inspection stations and mechanics as well as the input we have received to improve many aspects of the program.

Of the vehicle emissions testing communications and data. Management network called the Texas Information Management. Under contract with the State of Texas, GDI. Accompanying network that supports electronic communications.