21 CFR § 170.106 - Notification for a food contact substance formulation (NFCSF).

---
identifier: "/us/cfr/t21/s170.106"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "21 CFR § 170.106 - Notification for a food contact substance formulation (NFCSF)."
title_number: 21
title_name: "Food and Drugs"
section_number: "170.106"
section_name: "Notification for a food contact substance formulation (NFCSF)."
chapter_name: "FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "B"
subchapter_name: "FOOD FOR HUMAN CONSUMPTION"
part_number: "170"
part_name: "FOOD ADDITIVES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 321, 341, 342, 346a, 348, 371."
regulatory_source: "42 FR 14483, Mar. 15, 1977, unless otherwise noted."
cfr_part: "170"
---


# 170.106 Notification for a food contact substance formulation (NFCSF).

(a) In order for the Food and Drug Administration (FDA) to accept an NFCSF, any food additive that is a component of the formulation must be authorized for its intended use in that NFCSF.

(b) FDA may publish a notice in the *Federal Register* stating that the agency has insufficient resources to review NFCSFs. From the date that this notice publishes in the *Federal Register,* FDA will no longer accept NFCSFs.

(c) An NFCSF must contain the following:

(1) A completed and signed FDA Form No. 3479; and

(2) Any additional documentation required to establish that each component of the formulation already may be marketed legally for its intended use.