Delaware Administrative Code
Title 2 - Transportation
1000 - Department of Safety and Homeland Security
1200 - Office of Highway Safety
1206 - Approved Motorcycle Helmets and Eye Protection
Section 1206-1.0 - Types of Approved Helmets

1.2.1.1 Manufacturer's name or identification.

1.2.1.2 Precise model designation.

1.2.1.3 Size.

1.2.1.4 Month and year of manufacture. This may be spelled out (e.g., June 1988), or expressed in numerals (e.g. 6/99).

1.2.1.5 The symbol DOT, constituting the manufacturer's certification that the helmet conforms to the applicable Federal Motor Vehicle Safety Standard. This symbol shall appear on the outer surface, in a color that contrasts with the background, in letters at least three-eighths inch (one centimeter) high.

1.2.2.1 Shell and liner constructed of (identify type(s) of materials).

1.2.2.2 Helmet can be seriously damaged by some common substances without damage being visible to the user. Apply only the following: (Recommended cleaning agents, paints, adhesives, etc., as appropriate.)

1.2.2.3 Make no modifications to the helmet. Fasten helmet securely. If helmet experiences a severe blow, return it to the manufacturer for inspection, or destroy it and replace it.

1.2.2.4 Any additional relevant safety information should be included at the time of purchase by means of an attached tag, brochure, or other suitable means.

1.2.2.5 If a motorcycle helmet meeting the above federal requirements is equipped with an electronic device for transmitting sound, the speaker portion affixed to the helmet, must not enter or completely block the ear canals.