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Federal regulation

Flammability of Children’s Sleepwear

Children’s sleepwear requires a product-use and garment-construction assessment before the flammability testing route can be selected. Parts 1615 and 1616 cover different size ranges, while defined infant garments and tight-fitting garments are treated separately. Fabric and garment production testing, identification labels, care instructions and the exact conditions for an exception all matter to the final compliance record.

Reference
16 CFR parts 1615 and 1616; related 16 CFR part 1610
Source authority
Consumer Product Safety Commission
Legal character
The children’s sleepwear standards are mandatory federal flammability requirements; defined infant and tight-fitting garments follow a different regulatory route.

Sleepwear is determined by use

Nightgowns, pajamas, robes and related apparel intended primarily for sleep or sleep-related activities can be within scope. Loungewear descriptions do not necessarily remove a garment from the standards. Evaluate design, suitability, promotion and likely use together. Parts 1615 and 1616 principally differ in the garment sizes addressed: 0 through 6X and 7 through 14.

Infant and tight-fitting exceptions

The infant-garment and tight-fitting definitions impose specific dimensional, sizing and labeling conditions. They are not general exemptions for cotton or small garments. Qualifying garments remain subject to the relevant general clothing-textile flammability requirements. Keep the measured garment dimensions and label artwork supporting the chosen route, rather than relying on a supplier’s description that the garment is “snug fit.”

Fabric and garment testing

The sleepwear standards prescribe fabric production unit and garment production unit controls, including prototype and production testing. Seams, trim and finished construction are material to the evaluation. A report for an unassembled fabric is not necessarily sufficient for the finished garment. The laboratory record should connect the fabric and garment units, conditioning, specimens and results to the actual production represented.

Care and identification information

Covered sleepwear requires unit identification that links the garment to its production unit, along with care information needed to avoid treatments that could reduce flame resistance. Defined tight-fitting garments have their own specified labels and hangtags. Verify the regulated wording, dimensions, visibility and placement in the applicable section rather than substituting a general-purpose garment safety warning. Retain the applicable production-unit records with the related fabric and garment test reports.

Children’s-product evidence

Address applicable third-party testing and CPC certification for the regulated children’s product, plus lead, tracking and other requirements as relevant. A fabric-testing exception under another standard does not automatically establish a sleepwear exception. Different colors, prints, trims or construction changes should be considered against the standards’ production-unit and testing provisions before previous reports are applied to revised garments.

Use the guidance to select the route

The CPSC FAQ and laboratory manual explain distinctions that affect sampling and documentation. Read them with the applicable CFR size-range standard. This record does not imply that a garment must contain a chemical flame retardant; the legal question is whether the product satisfies its applicable performance or exception requirements. Marketing and safety statements should describe that route accurately without claiming CPSC approval.

Official sources

Sources checked 2026-10-19. This is the review date for this profile, separate from any legal effective or compliance date.

  1. classification, testing and exceptions

    Children’s Sleepwear FAQ

    www.cpsc.gov

  2. sizes 0 through 6X

    16 CFR part 1615

    www.ecfr.gov

  3. sizes 7 through 14

    16 CFR part 1616

    www.ecfr.gov

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