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US clothing labels (FTC): fiber content, country of origin and RN number

Most clothing and household textiles sold in the US must carry a label with the fiber content by generic name and percentage, the country of origin and the name or RN number of the US company responsible. The FTC enforces these rules under the Textile and Wool Acts, and garments also need a permanent care label under a separate FTC rule.

Checked against official sources: 2026-10

At a glance

CoveredMost clothing (not hats and shoes), bedding, curtains, towels, rugs, tablecloths and similar textiles, plus fibers, yarns and fabrics
Fiber contentGeneric fiber names and percentages by weight, in descending order
5% ruleFibers under 5% are generally shown as "other fiber(s)"; wool must always be named
Tolerance3 percentage points, except when the label says one fiber, such as 100% silk
Country of originThe country where the product was processed or made, in English, on the front of the label
CompanyName of the manufacturer or dealer, or its RN number
Neck labelFor garments with a neck: inside centre of the neck, between the shoulder seams
Care labelPermanent care instructions under a separate FTC rule (16 C.F.R. Part 423)

What the label must show

The label lists each fiber by its generic name and percentage by weight, in order of predominance; a single-fiber product can say "All", such as "All Wool". Fibers under 5% are usually grouped as "other fiber" or "other fibers", but wool and recycled wool must always be named, and a fiber under 5% may be named if it has a functional purpose. Zippers, buttons, beads and leather patches are not counted, and some trim and decoration can be excluded.

The label also gives the country of origin and the identity of the manufacturer or dealer, by company name or by the RN registered with the FTC. All required information must be in English, legible, in letters of equal size and not abbreviated, except certain country names; other languages may be added.

Country of origin wording

Placement, tolerance and the RN

On garments with a neck, the country-of-origin label goes on the inside centre of the neck, midway between the shoulder seams or next to another neck label; on other products the label must be conspicuous and accessible, such as inside a waistband. The country of origin goes on the front of the label, while fiber content and company identity can be on the back. Labels must stay attached until the product reaches the consumer.

Fiber percentages have a 3 percentage point tolerance: a label saying 40% cotton covers 37% to 43%. There is no tolerance when the label claims a single fiber. The RN is issued by the FTC only to US businesses that make, import, sell or otherwise handle textile, wool or fur products; it is optional, one per company and not transferable, and appears on the label with the prefix "RN". Manufacturers keep records of the label information, and anyone replacing labels keeps records for three years.

Step by step

  1. Check whether the product is covered: most clothing and household textiles are, while shoes, hats (unless wool) and upholstered furniture covers are not.
  2. Get the exact fiber content by weight from the fabric supplier and list the generic names in descending order.
  3. Decide the country of origin wording for where the product is made or processed.
  4. Ask your US importer for its company name or RN number for the label.
  5. Sew the origin label in the correct place, add a permanent care label and keep the label records.

Documents you usually need

Common problems and how to avoid them

A blend label says "100% cotton" but contains 4% spandex.

What to do: A single-fiber claim has no tolerance; list each fiber and use "other fiber" only for fibers under 5% without functional significance.

The origin label is on the side seam of a T-shirt.

What to do: For garments with a neck, the origin label goes on the inside centre of the neck.

A foreign factory applies for an RN.

What to do: RNs are issued only to US businesses; use the US importer's RN or company name.

The label shows a trade name instead of the generic fiber name.

What to do: Use the generic fiber name, such as polyester, with its percentage.

Sources

  1. Threading Your Way Through the Labeling Requirements Under the Textile and Wool Acts U.S. Federal Trade Commission (FTC)

Rules change often. This note is practical guidance based on the sources above, not legal advice. Confirm current requirements with the authority, your importer or a licensed customs broker before you ship.

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Common questions

What must a US clothing label show?

Fiber content by generic name and percentage, the country of origin and the company name or RN number, plus a separate permanent care label.

What is an RN number?

A registered identification number issued by the FTC to US businesses handling textile, wool or fur products; it can replace the company name on the label.

Can a non-US manufacturer get an RN?

No. The FTC issues RNs only to businesses in the US.

How accurate must fiber percentages be?

Within 3 percentage points, except that a single-fiber claim such as 100% silk has no tolerance.

Do shoes and hats need textile labels?

Shoes and headwear are not covered by the Textile Act, but wool hats fall under the Wool rules.

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