[Code of Federal Regulations]
[Title 49, Volume 6]
[Revised as of October 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR571.117]

[Page 403-405]
 
                        TITLE 49--TRANSPORTATION
 
                            OF TRANSPORTATION
 
PART 571_FEDERAL MOTOR VEHICLE SAFETY STANDARDS--Table of Contents
 
            Subpart B_Federal Motor Vehicle Safety Standards
 
Sec.  571.117  Standard No. 117; Retreaded pneumatic tires.

    S1. Scope. This standard specifies performance, labeling, and 
certification requirements for retreaded pneumatic passenger car tires.
    S2. Purpose. The purpose of this standard is to require retreaded 
pneumatic passenger car tires to meet safety criteria similar to those 
for new pneumatic passenger car tires.
    S3. Application. This standard applies to retreaded pneumatic tires 
for use on passenger cars manufactured after 1948.
    S4. Definitions.
    S4.1 Casing means a used tire to which additional tread may be 
attached for the purpose of retreading.

[[Page 404]]

    Retreaded means manufactured by a process in which a tread is 
attached to a casing.
    S4.2 All terms defined in Sec.  Sec.  571.109 and 571.110 are used as 
defined therein.
    S5. Requirements.
    S5.1 Retreaded tires.
    S5.1.1 Except as specified in S5.1.3, each retreaded tire, when 
mounted on a test rim of the width specified for the tire's size 
designation in appendix A of Sec.  571.109 shall comply with the 
following requirements of Sec.  571.109:
    (a) S4.1 (Size and construction).
    (b) S4.2.1 (General).
    (c) S4.2.2.3 (Tubeless tire resistance to bead unseating).
    (d) S4.2.2.4 (Tire strength).
    S5.1.2 Except as specified in S5.1.3, each retreaded tire, when 
mounted on a test rim of the width specified for the tire's size 
designation in appendix A of Sec.  571.109, shall comply with the 
requirements of S4.2.2.2 of Sec.  571.109, except that the tire's 
section width shall not be more than 110 percent of the section width 
specified, and the tire's size factor shall be at least 97 percent of 
the size factor specified, in appendix A of Sec.  571.109 for the tire's 
size designation.
    S5.1.3 Each retreaded tire shall be capable of meeting the 
requirements of S5.1.1 and S5.1.2 when mounted on any rim in accordance 
with those sections.
    S5.1.4 No retreaded tire shall have a size designation, recommended 
maximum load rating, or maximum permissible inflation pressure that is 
greater than that originally specified on the casing pursuant to S4.3 of 
Sec.  571.109, or specified for the casing in Table I.
    S5.2 Casings.
    S5.2.1 No retreaded tire shall be manufactured with a casing--
    (a) On which bead wire or cord fabric is exposed before processing.
    (b) On which any cord fabric is exposed during processing, except 
that cord fabric that is located at a splice, i.e., where two or more 
segments of the same ply overlap, or cord fabric that is part of the 
belt material, may be exposed but shall not be penetrated or removed to 
any extent whatsoever.
    S5.2.2 No retreaded tire shall be manufactured with a casing--
    (a) From which a belt or ply, or part thereof, is removed during 
processing; or
    (b) On which a belt or ply, or part thereof, is added or replaced 
during processing.
    S5.2.3 Each retreaded tire shall be manufactured with a casing that 
bears, permanently molded at the time of its original manufacture into 
or onto the tire sidewall, each of the following:
    (a) The symbol DOT;
    (b) The size of the tire; and
    (c) The actual number of plies or ply rating.
    S5.2.4 [Reserved]
    S6. Certification and labeling.
    S6.1 Each manufacturer of a retreaded tire shall certify that its 
product complies with this standard pursuant to Section 30115 of Title 
49, United States Code, by labeling the tire with the symbol DOT in the 
location specified in section 574.5 of this chapter.
    S6.2 [Reserved]
    S6.3. Labeling. Each retreaded tire shall comply, according to the 
phase-in schedule specified in S7 of this standard, with the 
requirements of S5.5 and S5.5.1 of Sec.  571.139.
    S7. Phase-In Schedule for labeling
    S7.1. Tires retreaded on or after September 1, 2005 and before 
September 1, 2006. For tires manufactured on or after September 1, 2005 
and before September 1, 2006, the number of tires complying with S6.3 of 
this standard must be equal to not less than 40% of the retreader's 
production during that period.
    S7.2. Tires retreaded on or after September 1, 2006 and before 
September 1, 2007. For tires manufactured on or after September 1, 2006 
and before September 1, 2007, the number of tires complying with S6.3 of 
this standard must be equal to not less than 70% of the retreader's 
production during that period.

[[Page 405]]

    S7.3. Tires retreaded on or after September 1, 2007. Each tire must 
comply with S6.3 of this standard.

[37 FR 5952, Mar. 23, 1972, as amended at 37 FR 11775, June 14, 1972; 38 
FR 2982, Jan. 31, 1973; 38 FR 6999, Mar. 15, 1973; 38 FR 9688, Apr. 19, 
1973; 39 FR 1443, Jan. 9, 1974; 39 FR 3553, Jan. 28, 1974; 39 FR 36016, 
Oct. 7, 1974; 39 FR 39884, Nov. 12, 1974; 61 FR 29494, June 11, 1996; 63 
FR 28920, May 27, 1998; 67 FR 69627, Nov. 18, 2002; 69 FR 31319, June 3, 
2004]

    Editorial Note: For an interpretation of Sec.  571.117, see 38 FR 
10940, May 3, 1973.