189 Part 571—Federal Motor Vehicle Safety Standards
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Nat’l Highway Traffic Safety Admin., DOT Pt. 571 PART 571—FEDERAL MOTOR 571.135 Standard No. 135; Passenger car brake systems. VEHICLE SAFETY STANDARDS 571.138 [Reserved] 571.139 Standard No. 139; New pneumatic Subpart A—General tires for light vehicles. 571.201 Standard No. 201; Occupant protec- Sec. tion in interior impact. 571.1 Scope. 571.202 Standard No. 202; Head restraints. 571.3 Definitions. 571.203 Standard No. 203; Impact protection 571.4 Explanation of usage. for the driver from the steering control 571.5 Matter incorporated by reference. system. 571.7 Applicability. 571.204 Standard No. 204; Steering control 571.8 Effective date. rearward displacement. 571.9 Separability. 571.205 Standard No. 205; Glazing materials. 571.206 Standard No. 206; Door locks and Subpart B—Federal Motor Vehicle Safety door retention components. Standards 571.207 Standard No. 207; Seating systems. 571.208 Standard No. 208; Occupant crash 571.101 Standard No. 101; Controls and dis- protection. plays. 571.208a Optional test procedures for vehi- 571.102 Standard No. 102; Transmission shift lever sequence, starter interlock, and cles manufactured between January 27, transmission braking effect. 2004 and August 31, 2004. 571.103 Standard No. 103; Windshield 571.209 Standard No. 209; Seat belt assem- defrosting and defogging systems. blies. 571.104 Standard No. 104; Windshield wiping 571.210 Standard No. 210; Seat belt assembly and washing systems. anchorages. 571.105 Standard No. 105; Hydraulic and 571.211 [Reserved] electric brake systems. 571.212 Standard No. 212; Windshield mount- 571.106 Standard No. 106; Brake hoses. ing. 571.107 [Reserved] 571.213 Standard No. 213; Child restraint 571.108 Standard No. 108; Lamps, reflective systems. devices, and associated equipment. 571.214 Standard No. 214; Side impact pro- 571.109 Standard No. 109; New pneumatic tection. tires. 571.215 [Reserved] 571.110 Standard No. 110; Tire selection and 571.216 Standard No. 216; Roof crush resist- rims. ance. 571.111 Standard No. 111; Rearview mirrors. 571.217 Standard No. 217; Bus emergency 571.112 [Reserved] exits and window retention and release. 571.113 Standard No. 113; Hood latch system. 571.218 Standard No. 218; Motorcycle hel- 571.114 Standard No. 114; Theft protection. mets. 571.115 [Reserved] 571.219 Standard No. 219; Windshield zone 571.116 Standard No. 116; Motor vehicle intrusion. brake fluids. 571.220 Standard No. 220; School bus roll- 571.117 Standard No. 117; Retreaded pneu- over protection. matic tires. 571.221 Standard No. 221; School bus body 571.118 Standard No. 118; Power-operated joint strength. window, partition, and roof panel sys- 571.222 Standard No. 222; School bus pas- tems. senger seating and crash protection. 571.119 Standard No. 119; New pneumatic 571.223 Standard No. 223; Rear impact tires for vehicles other than passenger guards. cars. 571.224 Standard No. 224; Rear impact pro- 571.120 Standard No. 120; Tire selection and tection. rims for motor vehicles other than pas- 571.225 Standard No. 225; Child restraint an- senger cars. chorage systems. 571.121 Standard No. 121; Air brake systems. 571.301 Standard No. 301; Fuel system integ- 571.122 Standard No. 122; Motorcycle brake rity. systems. 571.302 Standard No. 302; Flammability of 571.123 Standard No. 123; Motorcycle con- interior materials. trols and displays. 571.303 Standard No. 303; Fuel system integ- 571.124 Standard No. 124; Accelerator con- rity of compressed natural gas vehicles. trol systems. 571.304 Standard No. 304; Compressed nat- 571.125 Standard No. 125; Warning devices. ural gas fuel container integrity. 571.126–571.128 [Reserved] 571.305 Standard No. 305; Electric-powered 571.129 Standard No. 129; New non-pneu- vehicles: electrolyte spillage and elec- matic tires for passenger cars. trical shock protection. 571.131 Standard No. 131; School bus pedes- 571.401 Standard No. 401; Internal trunk re- trian safety devices. lease. 189 VerDate Aug<04>2004 06:57 Oct 20, 2004 Jkt 203209 PO 00000 Frm 00189 Fmt 8010 Sfmt 8010 Y:\SGML\203209T.XXX 203209T § 571.1 49 CFR Ch. V (10–1–04 Edition) 571.403 Standard No. 403; Platform lift sys- sition is likely to be used as a seating tems for motor vehicles. position while the vehicle is in motion, 571.404 Standard No. 404; Platform lift in- except for auxiliary seating accom- stallations in motor vehicles. 571.500 Standard No. 500; Low–speed vehi- modations such as temporary or fold- cles. ing jump seats. Any bench or split- AUTHORITY: 49 U.S.C. 322, 30111, 30115, 30166 bench seat in a passenger car, truck or and 30177; delegation of authority at 49 CFR multipurpose passenger vehicle with a 1.50. GVWR less than 4,536 kilograms (10,000 EDITORIAL NOTE: Nomenclature changes to pounds), having greater than 127 centi- part 571 appear at 69 FR 18803, Apr. 9, 2004. meters (50 inches) of hip room (meas- ured in accordance with SAE Standard Subpart A—General J1100(a)) shall have not less than three designated seating positions, unless the § 571.1 Scope. seat design or vehicle design is such This part contains the Federal Motor that the center position cannot be used Vehicle Safety Standards for motor ve- for seating. For the sole purpose of de- hicles and motor vehicle equipment es- termining the classification of any ve- tablished under section 103 of the Na- hicle sold or introduced into interstate tional Traffic and Motor Vehicle Safe- commerce for purposes that include ty Act of 1966 (80 Stat. 718). carrying students to and from school [33 FR 19703, Dec. 25, 1968. Redesignated at 35 or related events, any location in such FR 5118, Mar. 26, 1970] vehicle intended for securement of an occupied wheelchair during vehicle op- § 571.3 Definitions. eration shall be regarded as four des- (a) Statutory definitions. All terms de- ignated seating positions. fined in section 102 of the Act are used Driver means the occupant of a motor in their statutory meaning. vehicle seated immediately behind the (b) Other definitions. As used in this steering control system. chapter— Emergency brake means a mechanism Act means the National Traffic and designed to stop a motor vehicle after Motor Vehicle Safety Act of 1966 (80 a failure of the service brake system. Stat. 718). 5th percentile adult female means a Approved, unless used with reference person possessing the dimensions and to another person, means approved by weight of the 5th percentile adult fe- the Secretary. male specified for the total age group Boat trailer means a trailer designed with cradle-type mountings to trans- in Public Health Service Publication port a boat and configured to permit No. 1000, Series 11, No. 8, ‘‘Weight, launching of the boat from the rear of Height, and Selected Body Dimensions the trailer. of Adults.’’ Bus means a motor vehicle with mo- Firefighting vehicle means a vehicle tive power, except a trailer, designed designed exclusively for the purpose of for carrying more than 10 persons. fighting fires. Curb weight means the weight of a Fixed collision barrier means a flat, motor vehicle with standard equip- vertical, unyielding surface with the ment; maximum capacity of engine following characteristics: fuel, oil, and coolant; and, if so (1) The surface is sufficiently large equipped, air conditioning and addi- that when struck by a tested vehicle, tional weight optional engine. no portion of the vehicle projects or Designated seating capacity means the passes beyond the surface. number of designated seating positions (2) The approach is a horizontal sur- provided. face that is large enough for the vehi- Designated seating position means any plan view location capable of accom- cle to attain a stable attitude during modating a person at least as large as its approach to the barrier, and that a 5th percentile adult female, if the does not restrict vehicle motion during overall seat configuration and design impact. and vehicle design is such that the po- 190 VerDate Aug<04>2004 06:57 Oct 20, 2004 Jkt 203209 PO 00000 Frm 00190 Fmt 8010 Sfmt 8010 Y:\SGML\203209T.XXX 203209T Nat’l Highway Traffic Safety Admin., DOT § 571.3 (3) When struck by a vehicle, the sur- which results from a 5–inch forward ad- face and its supporting structure ab- justment of the seat or 0.75 inch; and sorb no significant portion of the vehi- (2) For seats that are not adjustable cle’s kinetic energy, so that a perform- fore and aft, at the seating reference ance requirement described in terms of point. impact with a fixed collision barrier (b) With the pivot point to ‘‘top-of- must be met no matter how small an head’’ dimension at each value allowed amount of energy is absorbed by the by the device and the interior dimen- barrier. sions of the vehicle, determine all con- Forward control means a configura- tact points above the lower windshield tion in which more than half of the en- glass line and forward of the seating gine length is rearward of the foremost reference point. point of the windshield base and the (c) With the head form at each con- steering wheel hub is in the forward tact point, and with the device in a quarter of the vehicle length. vertical position if no contact points Full trailer means a trailer, except a exists for a particular adjusted length, pole trailer, that is equipped with two pivot the measuring device forward and or more axles that support the entire downward through all arcs in vertical weight of the trailer. planes to 90° each side of the vertical Gross axle weight rating or GAWR longitudinal plane through the seating means the value specified by the vehi- reference point, until the head form cle manufacturer as the load-carrying contacts an interior surface or until it capacity of a single axle system, as is tangent to a horizontal plane 1 inch measured at the tire-ground interfaces.