Child-resistant packaging requirements for CBD, pharma and chemicals

Child-resistant packaging is designed to be difficult for young children to open, while still being usable by adults. It is required by law for certain medicines, household chemicals and, in some markets, cannabis and hemp products. If your product falls into one of these categories, child resistance affects your choice of container, closure and sometimes the outer packaging. This guide explains when it is required, how testing and certification work, and what it means for packaging design.

It is general guidance, not legal or regulatory advice. Whether your product needs child-resistant packaging depends on what it contains, its concentration and where it is sold. Check the official sources linked below and confirm requirements with a qualified adviser.

What "child-resistant" means

Child-resistant (CR) packaging is not childproof. It is packaging that has been tested and shown to be significantly difficult for children under five to open, or to access a harmful amount of the contents, within a set time, while remaining not difficult for adults to use properly.

Common child-resistant formats include:

• push-and-turn and squeeze-and-turn caps on bottles and jars
• blister packs that need peeling and pushing
• zip pouches with special locking mechanisms
• tins and boxes with press-and-slide or squeeze-to-open mechanisms
• child-resistant sleeves and cartons with locking features for blister packs

United States: the Poison Prevention Packaging Act

In the US, child-resistant packaging requirements come mainly from the Poison Prevention Packaging Act (PPPA), enforced by the Consumer Product Safety Commission (CPSC). The regulations are in 16 CFR Part 1700.

Which products are covered

The CPSC lists substances that require "special packaging", meaning child-resistant packaging. They include, among others:

• most oral prescription drugs
• certain over-the-counter medicines, such as aspirin, acetaminophen, ibuprofen and some others above set amounts
• iron-containing drugs and dietary supplements above set amounts
• certain household chemicals, such as some drain cleaners, turpentine and products containing methyl salicylate or other listed substances
• liquid nicotine containers
• other listed substances

The list and thresholds change over time, so check 16 CFR 1700.14 for the current list.

Testing

The PPPA sets test procedures in 16 CFR 1700.20. In outline:

• Child test: panels of children aged 42 to 51 months try to open the package. To pass, a set percentage must be unable to open it, both before and after a demonstration of how to open it.
• Adult test: panels of adults aged 50 to 70 try to open and, where relevant, properly close the package. A high percentage must succeed. This is often called senior-friendly testing.

Testing is carried out by specialist laboratories, usually commissioned by the container or closure manufacturer.

Cannabis and hemp

Federal PPPA rules do not specifically list cannabis or CBD. However, many US states that regulate cannabis or hemp-derived products require child-resistant packaging for some or all of them, often referencing the federal test method. Requirements differ by state and product type, such as edibles, vapes and tinctures.

European Union and UK

In Europe, child-resistant packaging requirements come from several product laws:

• Chemicals: under the CLP Regulation (EC) No 1272/2008, certain hazardous mixtures supplied to the general public must have child-resistant fastenings and, in some cases, tactile warnings of danger. The UK has equivalent rules under its own version of CLP.
• Medicines: child-resistant packaging may be required as part of a medicine's authorisation, depending on the product.
• E-liquids: refill containers for electronic cigarettes must be child-resistant under tobacco product rules.

Standards

European child-resistant requirements commonly reference ISO and EN standards, including:

• ISO 8317 for reclosable child-resistant packaging, such as caps on bottles
• EN 14375 for non-reclosable child-resistant packaging for pharmaceutical products, such as blister packs
• EN 862 for non-reclosable packaging for non-pharmaceutical products

These standards set out test methods using panels of children and adults, similar in principle to the US approach.

Who is responsible for certification

In most cases, child-resistant certification belongs to the primary package: the container, closure or pouch that holds the product. The manufacturer of that component typically commissions the testing and provides a certificate showing it meets the relevant standard.

As a brand owner, you should:

1. Confirm your product needs CR packaging in each market.
2. Choose certified components from your supplier for the relevant standard.
3. Keep the certificate on file.
4. Use the component as tested. Changing the closure, liner or container size can affect certification.

What this means for packaging design

The outer box is usually not the CR element

If your product is in a certified child-resistant bottle or pouch, your printed outer carton usually does not need to be child-resistant itself. Its job is presentation, information and protection. Some products, such as blister packs, may use a child-resistant carton or sleeve as the CR element; in that case, the carton design must follow the tested structure exactly.

Design around the mechanism

Child-resistant closures and pouches have specific mechanisms. Labels and graphics should:

• not obstruct the opening mechanism or instructions
• include clear opening instructions if required or helpful, often with icons
• fit the component's template, which may have different dimensions from a standard closure

Information on pack

Some regulations require statements or symbols related to child resistance, such as "Keep out of reach of children" warnings or tactile warnings. Your adviser will confirm what is needed. Plan space for them along with the rest of the mandatory text.

Accessibility

Child-resistant packaging must also be usable by older adults and people with limited dexterity. Clear, high-contrast opening instructions and simple icons help. If you choose a CR mechanism, test it with real users as well as relying on certification.

Choosing a child-resistant format

When you need CR packaging, the choice of format affects cost, user experience and the rest of your packaging design. Some trade-offs to consider:

| Format | Good for | Things to check | |---|---|---| | Push-and-turn cap | Bottles of tablets, capsules, liquids | Cap size, liner, compatibility with droppers | | Squeeze-and-turn cap | Bottles and jars | Ease of use for older adults | | CR zip pouch | Edibles, flower, dry products | Seal strength, zip mechanism, printable area | | CR tin or box | Edibles, pre-rolls, premium products | Opening force, size, cost per unit | | Blister in CR carton | Tablets, capsules | Carton structure must match the tested design | | CR dropper bottle | Tinctures and oils | Dropper fit and dosing markings |

Ask suppliers for:

• the standard the component is certified to, such as 16 CFR 1700.20 or ISO 8317
• the certificate and test report summary
• the exact specification tested, including closure, liner and container size
• templates and printable areas for labels and decoration

Testing new packaging

If you are developing a new container or a custom child-resistant pack, rather than using a certified stock component, you will need it tested. Testing usually involves:

1. Selecting the standard for each market, such as 16 CFR 1700.20 in the US or ISO 8317 in Europe.
2. Producing samples that match the final production specification exactly.
3. Commissioning an accredited laboratory to run child and adult panel tests.
4. Reviewing the results and, if the pack fails, adjusting the design and retesting.

Testing takes time and budget, so start early in the project. Build the test results into your launch timeline before you commit to print runs or retail dates, because a failed test means changing the component and testing again.

Common mistakes

• Assuming the outer box makes the product child-resistant. In most cases, it does not.
• Changing the container size or closure without checking that certification still applies.
• Covering the opening mechanism with labels or shrink sleeves.
• No opening instructions, leaving adults struggling and more likely to leave the package open.
• Not checking state rules for cannabis or hemp products in each US state.

How we help

We design packaging for CBD, pharmaceutical and health products and make printed cartons in our own factory. We design outer boxes, sleeves and labels around certified child-resistant containers from your supplier, and lay out the warnings and instructions you supply. We do not test or certify child resistance; that sits with the component manufacturer and your adviser.

See our CBD packaging design and pharma packaging design services, or get a free quote for your packaging.

Official sources

• CPSC: Poison Prevention Packaging Act
• 16 CFR Part 1700: Poison prevention packaging (eCFR)
• EUR-Lex: Regulation (EC) No 1272/2008 (CLP)

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Questions

Does my printed box need to be child-resistant?

Usually the requirement applies to the primary package or closure that holds the product, such as a bottle cap or pouch. The outer box is generally not what is certified.

How is child resistance tested?

Under US rules, packaging is tested with panels of young children and of adults aged 50 to 70. ISO 8317 is a common international standard for reclosable packaging.

Are CBD products required to use child-resistant packaging?

It depends on the market. Some US states require it for certain cannabis or hemp products. Check the rules where you sell.

Who provides child-resistant certification?

The container or closure manufacturer, based on testing by a qualified laboratory. Ask your supplier for the certificate.