Do I have to declare foreign currency cash at Mexico customs?

Yes — it has to be declared to Mexico customs on arrival.

What happens if I do not declare foreign currency cash in Mexico?

Under Ley Aduanera, artículo 185, fracción VII, if the goods are found without being declared: the case is referred to the responsible authority; an administrative fine is imposed. Under Código Fiscal de la Federación, artículo 105, último párrafo, if it is treated as smuggling: it is prosecuted as a criminal offence; the goods are confiscated.

Can I post or ship foreign currency cash to Mexico 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.

Can I take foreign currency cash out of Mexico?

Mexico publishes no separate rule for taking foreign currency cash out; the destination's rules are what will apply.

Does the Mexico limit for foreign currency cash 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?

Agencia Nacional de Aduanas de México (ANAM) states it in REGLAS Generales de Comercio Exterior para 2026 y Anexo 13.. CarryRules last confirmed that sentence at the source on 2026-09-19.

How does Mexico compare with other countries on foreign currency cash?

Of the 19 countries covered here, 0 prohibit foreign currency cash, 19 limit it and 0 let it through. Mexico is among the ones that set a limit.

How much foreign currency cash can I bring into Mexico?

Official classification: Foreign currency cash

Declare

You can bring foreign currency cash into Mexico, but you must declare it.

Carried Allowed, declare

Declaration Required

Limit 10,000 USD

What you need to know

No stated quantity
Value cap: 10,000 USD
Channels: Carried with the traveler

Important

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

Official sources

Last verified 2026-09-19

REGLAS Generales de Comercio Exterior para 2026 y Anexo 13. Servicio de Administración Tributaria (SAT)

Questions about Foreign currency cash in Mexico

How much foreign currency cash can I bring into Mexico?: Mexico allows foreign currency cash to be brought in, but it has to be declared once it reaches 10,000 USD. The allowance is per traveller and cannot be pooled between people.
Do I have to declare foreign currency cash at Mexico customs?: Yes — it has to be declared to Mexico customs on arrival.
What happens if I do not declare foreign currency cash in Mexico?: Under Ley Aduanera, artículo 185, fracción VII, if the goods are found without being declared: the case is referred to the responsible authority; an administrative fine is imposed. Under Código Fiscal de la Federación, artículo 105, último párrafo, if it is treated as smuggling: it is prosecuted as a criminal offence; the goods are confiscated.
Can I post or ship foreign currency cash to Mexico 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.
Can I take foreign currency cash out of Mexico?: Mexico publishes no separate rule for taking foreign currency cash out; the destination's rules are what will apply.
Does the Mexico limit for foreign currency cash 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?: Agencia Nacional de Aduanas de México (ANAM) states it in REGLAS Generales de Comercio Exterior para 2026 y Anexo 13.. CarryRules last confirmed that sentence at the source on 2026-09-19.
How does Mexico compare with other countries on foreign currency cash?: Of the 19 countries covered here, 0 prohibit foreign currency cash, 19 limit it and 0 let it through. Mexico is among the ones that set a limit.

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

Accompanied cash Cash and bearer negotiable instruments (all currencies) Cash and foreign-exchange payment instruments Cross-border movement of monetary instruments (cash and bearer negotiable instruments) Currency and monetary instruments (CAN$10,000 reporting) Currency and monetary instruments over $10,000