All over-the-counter devices containing or manufactured with chlorofluorocarbons, halons, carbon tetrachloride, methyl chloride, or any other class I substance designated by the Environmental Protection Agency (EPA) shall carry one (1) of the following warnings:
Warning: Contains [or Manufactured with, if applicable] [insert name of substance], a substance which harms public health and environment by destroying ozone in the upper atmosphere; or
Warning: Contains [or Manufactured with, if applicable] [insert name of substance], a substance which harms public health and environment by destroying ozone in the upper atmosphere.
CONSULT WITH YOUR PHYSICIAN, HEALTH PROFESSIONAL, OR SUPPLIER IF YOU HAVE ANY QUESTION ABOUT THE USE OF THIS PRODUCT.
Note: The indented statement above is required by the Federal government's Clean Air Act for all products containing or manufactured with chlorofluorocarbons (CFCs) [or other class I substance, if applicable].
The warning statement shall be clearly legible and conspicuous on the product, its immediate container, its outer packaging, or other labeling in accordance with the requirements and appear with such prominence and conspicuousness as to render it likely to be read and understood by consumers under normal conditions of purchase.
D.C. Mun. Regs. tit. 22, r. 22-B10309