Missouri: sustainable packaging labelling

Executive summary

Missouri requires retail and wholesale businesses to ensure that covered plastic bottles and rigid plastic containers carry the statutory 1-7 resin-identification label. The controlling statute is a material-identification law rather than a general recycling-label system. It answers which resin forms the container; it does not answer whether residents can place the item in a recycling cart or whether the item is recycled in practice.

Compliance therefore requires two separate decisions. The first determines whether the physical package satisfies the statutory bottle or rigid-container definition and, if so, which code it must carry. The second reviews any accompanying recycling language or imagery as a voluntary environmental representation under federal and state consumer-protection law.

Legal status at a glance

Covered package definitions

Section 260.281 defines a plastic bottle by its smaller neck, closure and capacity of at least 16 fluid ounces but less than five gallons. A rigid plastic container is a formed or molded single-use package other than a bottle, composed predominantly of plastic resin, with a capacity of at least eight ounces but less than five gallons.

Classification should be based on the final package, not a supplier's generic family name. Record nominal capacity, whether the package is intended for a single use, whether it retains a relatively inflexible shape when empty and, for a bottle, whether the neck is smaller than the body. Flexible films and items outside the defined size range do not become covered merely because a resin symbol can be printed on them.

Required code and placement

The label is a molded imprint or raised symbol on or near the bottom. The statute prescribes an equilateral triangle formed by three clockwise arrows, the number in the centre and the resin abbreviation below. Categories run from 1 PETE through 7 OTHER, including multilayer material. A different-material label or base cup does not replace the code for the basic container material.

The number must follow the actual polymer specification. Where the statute addresses a label, base cup or other secondary component made from a different material, the package should be coded according to the statutory primary-material rule. Retain a technical declaration and an image or production sample showing that the physical code is legible and located as required.

Material identity is not recyclability

The traditional triangle of arrows can suggest recyclability to consumers, but its legal purpose here is resin identification. Collection programs can reject a numbered package because of its format, colour, additives, size, contamination risk or lack of an end market. A package can therefore comply with the coding statute and still require qualification, or no claim at all, under the FTC Green Guides.

Artwork records should label the molded code as a mandatory composition mark and evaluate every separate “recyclable,” “recycle,” Mobius-loop or disposal instruction on its own evidence. The legal requirement to display arrows is not a general safe harbour for broader environmental messaging.

Who bears the obligation

The operative prohibition applies to a retail or wholesale business that distributes, sells or offers a covered package or a product in that package for sale. Retailers and wholesalers therefore have an express control even when an upstream converter created the mold.

Contracting a converter to mold the symbol allocates production work but does not remove the statutory sales or distribution control from other regulated actors. Procurement specifications should identify the code, location, acceptable tolerances, evidence required from the resin supplier and the person authorised to approve a material change.

Enforcement and corrective action

A violation of the sales and distribution prohibition is a class A misdemeanor, and each day of violation constitutes a separate offence. The Department of Natural Resources may also establish exemptions and modify or add codes by rule as technology changes.

A practical corrective-action procedure should identify affected lots, stop further release where appropriate, verify the resin, assess whether lawful over-labelling is possible and document the disposition of nonconforming stock. Long-lived molds require periodic review because a copied legacy symbol can survive several packaging redesigns.

Additional legal context

The Department of Natural Resources may exempt readily identifiable containers, containers lacking technological recycling capability, containers for which recycling, reclamation or reuse is not economically feasible and containers below a minimum size established through the statutory process. An exemption should be supported by the applicable rule or agency determination, not inferred by the supplier.

Practical artwork checklist

Confirm the package definition and capacity; obtain the bill of materials; identify the predominant resin and any secondary component; inspect the code geometry and placement on a production sample; and review all surrounding environmental language separately. Preserve the dated statute, technical declaration, mold drawing, proof and approval record.

Primary sources and verification

Missouri Revisor of Statutes. Revised Statutes of Missouri section 260.281. Official current statute

Federal Trade Commission. Guides for the Use of Environmental Marketing Claims, 16 C.F.R. Part 260. Official Green Guides

Federal Trade Commission. Environmental Claims: Summary of the Green Guides. Business guidance

The package specification and current statutory text should be checked before each market release. Last verified: 21 August 2026.