Regulations last checked for updates: May 18, 2024

Title 40 - Protection of Environment last revised: May 16, 2024
§ 158.1736 - Lice.

(a) General. The table in this section applies to human lice. The product labeling claim determines the required test species. The required test species for a labeling claim appears in paragraph (b) of this section. The required performance standards appear in paragraph (c) of this section.

(b) Test species. For products making a claim against lice, the required test species for a labeling claim appear in the following table.

Table 1 to Paragraph (b)—Required Test Species for Products Making a Claim Against Lice

Labeling claim Required test species
LiceTesting on one of the following species is required:
Head louse (Pediculus humanus capitis) OR Body louse (Pediculus humanus humanus).

(c) Performance standards. For labeling claims against lice, a performance standard of 100 percent is required.

source: 72 FR 60957, Oct. 26, 2007, unless otherwise noted.
cite as: 40 CFR 158.1736