40 CFR §86.155-98
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The following information shall be recorded with respect to each test:
- (a)Test number.
- (b)System or device tested (brief description).
- (c)Date and time of day.
- (d)Instrument operated.
- (e)Operator.
- (f)Vehicle: ID number, manufacturer, model year, engine family, evaporative/refueling emission family, refueling emission control system, refueling emissions canister continuous drive purge miles and number of UDDSs driven for non-integrated systems, fuel system (including fuel tank(s) capacity and location), basic engine description (including displacement, number of cylinders, turbocharger (if used), and catalyst usage), engine code, and odometer reading.
- (g)All pertinent instrument information including nozzle and fuel delivery system description. As an alternative, a reference to a vehicle test cell number may be used, with advance approval of the Administrator, provided test cell calibration records show the pertinent instrument information.
- (h)Recorder charts: Identify zero, span, and enclosure gas sample traces.
- (i)Enclosure barometric pressure and ambient temperature: a central laboratory barometer may be used, provided that individual test cell barometric pressures are shown to be within ±0.1 percent of the barometric pressure at the central barometer location.
- (j)Temperatures: Soak area; dispensed fuel, initial and final.
- (k)Fuel dispensing rate(s).
- (l)Dispensed fuel volume.
- (m)For methanol-fueled vehicles:
- (n)All additional information necessary for the calculations specified in § 86.156-98.