A fitness certificate is an official document certifying that the holder's vehicle is fit for being driven in public places. The new rule on vehicle fitness certificate (FC) renewal is set to kick this week in Tamil Nadu. List of documents needed to obtain a Vehicle fitness certificate · Application form number 22 which is the initial certificate of compliance with pollution and safety. Applicant Enter the Vehicle Registration number to avail “Application for fitness certificate” service. Such fitness will come at a cost of around Rs 40000 for a passenger vehicle and for a fee upwards of Rs 50000 for each commercial vehicle.