Diazepam USP Grade
Diazepam USP grade is a high-purity benzodiazepine used for anxiety, muscle spasms, and seizure control. This chemically defined heterocyclic nitrogen compound is explicitly named in tariff item 2933.91.00. It is imported in bulk as an active pharmaceutical ingredient for further processing.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the diazepam is not of USP grade or contains impurities beyond allowed limits
Non-pharmaceutical-grade or impure products may not meet the description of the named compound and fall under other heterocyclic compounds.
If imported as finished tablets or capsules for retail sale
Measured doses or retail packings are classified in heading 30.04 per Section note 2.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Diazepam is a controlled substance in Canada; secure a Health Canada import permit before shipping
• Provide a certificate of analysis and proof of USP grade to expedite CBSA clearance
• Verify the tariff classification with a ruling if uncertain, as misclassification can lead to penalties
Related Products under Tariff item 2933.91.00
Alprazolam Base USP
Alprazolam base in USP reference standard form, a triazolobenzodiazepine used to treat anxiety and panic disorders. Its specific nitrogen heterocyclic structure places it under tariff item 2933.91.00 as alprazolam (INN).
Alprazolam Powder
Alprazolam powder is a pharmaceutical-grade benzodiazepine used to treat anxiety and panic disorders. As a chemically defined heterocyclic compound with nitrogen hetero-atoms, it is specifically named under tariff item 2933.91.00. This bulk API is imported for formulation into finished dosage forms.
Chlordiazepoxide HCl API
Chlordiazepoxide hydrochloride, the first benzodiazepine discovered, used for anxiety and alcohol withdrawal. This salt form is classified under tariff item 2933.91.00 as a salt of chlordiazepoxide (INN).
Clonazepam Micronized Powder
Micronized clonazepam powder, a benzodiazepine used in antiepileptic and antipanic formulations. Its particle size enhances bioavailability, but it remains classified under tariff item 2933.91.00 as clonazepam (INN).
Clorazepate Dipotassium Salt
Clorazepate dipotassium salt, a prodrug that hydrolyzes to desmethyldiazepam in the stomach. It is classified under tariff item 2933.91.00 as a salt of clorazepate, a named compound in the item.
Diazepam USP Powder
Pharmaceutical grade diazepam powder, a benzodiazepine used for anxiolytic, muscle relaxant, and sedative effects. It is classified under tariff item 2933.91.00 as diazepam (INN), a heterocyclic compound with nitrogen atoms.