Do I have to declare controlled drugs at Singapore customs?

There is nothing to declare — controlled drugs cannot be brought in at all. Declaring it does not make it admissible; it hands it over.

What happens if I do not declare controlled drugs in Singapore?

Under Goods and Services Tax, if you declare the excess yourself: the normal duty becomes payable on the excess. Under Customs Act 1960, section 128L, if it is treated as smuggling: it is prosecuted as a criminal offence. Under Customs Act 1960, section 124, if the goods are found without being declared: the goods are confiscated.

Can I post or ship controlled drugs to Singapore instead of carrying it?

Not under this allowance. It covers goods a traveller carries; a parcel is an import and is assessed under the postal rules instead. Baggage sent before or after you is outside this allowance.

Can I take controlled drugs out of Singapore?

Singapore publishes no separate rule for taking controlled drugs out; the destination's rules are what will apply.

Does the Singapore limit for controlled drugs apply per person or per family?

Per person. Each traveller carries their own allowance and it cannot be pooled with anyone else's.

Where does this rule come from?

Singapore Customs states it in Controlled and Prohibited Goods for Imports. CarryRules last confirmed that sentence at the source on 2026-09-16. The sentence it rests on reads: “Controlled drugs listed under 4th Schedule of Misuse of Drugs Regulation”

How does Singapore compare with other countries on controlled drugs?

Of the 20 countries covered here, 11 prohibit controlled drugs, 9 limit it and 0 let it through. Singapore is among the strictest.

Can I bring controlled drugs to Singapore?

Official classification: Controlled drugs (Misuse of Drugs Regulations, 4th Schedule)

Prohibited

You cannot bring controlled drugs into Singapore.

Carried Not allowed

Declaration Required — surrender

Limit No stated quantity

Post or courier prohibited

What you need to know

No stated quantity
Channels: Carried with the traveler, Post or courier

Important

This allowance applies per person, not per family or group.

Official sources

Last verified 2026-09-16

Controlled and Prohibited Goods for Imports Singapore Customs

Questions about Controlled drugs in Singapore

Can I bring controlled drugs to Singapore?: controlled drugs may not be brought into Singapore at all. The allowance is per traveller and cannot be pooled between people.
Do I have to declare controlled drugs at Singapore customs?: There is nothing to declare — controlled drugs cannot be brought in at all. Declaring it does not make it admissible; it hands it over.
What happens if I do not declare controlled drugs in Singapore?: Under Goods and Services Tax, if you declare the excess yourself: the normal duty becomes payable on the excess. Under Customs Act 1960, section 128L, if it is treated as smuggling: it is prosecuted as a criminal offence. Under Customs Act 1960, section 124, if the goods are found without being declared: the goods are confiscated.
Can I post or ship controlled drugs to Singapore instead of carrying it?: Not under this allowance. It covers goods a traveller carries; a parcel is an import and is assessed under the postal rules instead. Baggage sent before or after you is outside this allowance.
Can I take controlled drugs out of Singapore?: Singapore publishes no separate rule for taking controlled drugs out; the destination's rules are what will apply.
Does the Singapore limit for controlled drugs apply per person or per family?: Per person. Each traveller carries their own allowance and it cannot be pooled with anyone else's.
Where does this rule come from?: Singapore Customs states it in Controlled and Prohibited Goods for Imports. CarryRules last confirmed that sentence at the source on 2026-09-16. The sentence it rests on reads: “Controlled drugs listed under 4th Schedule of Misuse of Drugs Regulation”
How does Singapore compare with other countries on controlled drugs?: Of the 20 countries covered here, 11 prohibit controlled drugs, 9 limit it and 0 let it through. Singapore is among the strictest.

Related items

Accompanied cash Accompanying goods, non-commercial (flat-rate band) Agricultural/forestry/fishery/livestock products (general sub-cap) Alcohol and alcoholic beverages above 22% vol (or undenatured ethyl alcohol 80% vol and over)

Related countries

Australia Canada China France

Other items in this group

Antique and replica weapons Banned knives and edged weapons Buddha images, artifacts/objects, antiques CITES-protected species and products Cigarettes, tobacco and alcoholic beverages (commercial import, Excise Department permit) Consumer fireworks