[Code of Federal Regulations]
[Title 16, Volume 2]
[Revised as of January 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 16CFR1203.11]

[Page 219]
 
                     TITLE 16--COMMERCIAL PRACTICES
 
             CHAPTER II--CONSUMER PRODUCT SAFETY COMMISSION
 
PART 1203--SAFETY STANDARD FOR BICYCLE HELMETS--Table of Contents
 
                         Subpart A--The Standard
 
Sec. 1203.11  Marking the impact test line.

    Prior to testing, the impact test line shall be determined for each 
helmet in the following manner.
    (a) Position the helmet on the appropriate headform as specified by 
the manufacturer's helmet positioning index (HPI), with the brow 
parallel to the basic plane. Place a 5-kg (11-lb) preload ballast on top 
of the helmet to set the comfort or fit padding.
    (b) Draw the impact test line on the outer surface of the helmet 
coinciding with the intersection of the surface of the helmet with the 
impact line planes defined from the reference headform as shown in:
    (1) Figure 4 of this part for helmets intended only for persons 5 
years of age and older.
    (2) Figure 5 of this part for helmets intended for persons age 1 and 
older.
    (c) The center of the impact sites shall be selected at any point on 
the helmet on or above the impact test line.