16 CFR § 1611.3 - Flammability—general requirement.

---
identifier: "/us/cfr/t16/s1611.3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "16 CFR § 1611.3 - Flammability—general requirement."
title_number: 16
title_name: "Commercial Practices"
section_number: "1611.3"
section_name: "Flammability—general requirement."
chapter_name: "CONSUMER PRODUCT SAFETY COMMISSION"
subchapter_number: "D"
subchapter_name: "FLAMMABLE FABRICS ACT REGULATIONS"
part_number: "1611"
part_name: "STANDARD FOR THE FLAMMABILITY OF VINYL PLASTIC FILM"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
regulatory_source: "40 FR 59898, Dec. 30, 1975, unless otherwise noted."
cfr_part: "1611"
---


# 1611.3 Flammability—general requirement.

The rate of burning shall not exceed 1.2 in./sec as judged by the average of five determinations lengthwise and five determinations transverse to the direction of processing, when the material is tested with the SPI flammability tester in accordance with the method described in § 1611.4.