Before you start

Resident card, or a passport and CURP for a fintech account
A Mexican mobile number
Comprobante de domicilio under three months old for a full account
An RFC to receive a Mexican salary

Step-by-step

1
Open a fintech account the week you arrive
Nu, Klar, Hey Banco and Albo approve from the app with a CURP, an ID scan and a selfie. You get a card, a CLABE and SPEI transfers immediately, which covers rent deposits and daily spending while the rest of the paperwork catches up.
Mobile appWho: YouMinutes to two daysFree
2
Know the deposit cap you are operating under
Nivel 2 accounts cap deposits at 3,000 UDIs a month — around MXN 25,000 in 2026, and rising with inflation because UDIs are inflation-linked. Perfectly adequate for spending, dangerous for salary — a payroll credit above the cap can be rejected or freeze the account until you upgrade. Establish where you stand before your first payday.
Mobile appWho: You
3
Get one utility into your own name
Bank branches want a comprobante de domicilio in your name, under three months old. CFE electricity is the most transferable, a Totalplay or Izzi contract works, and a notarised rental contract is often accepted. Agree it with the landlord when you sign, not afterwards.
In personWho: You, with your landlordDays to weeks
4
Open the full account in branch
Banorte, BBVA, Santander and Citibanamex all open Nivel 4 accounts for foreigners in person. San Pedro and Valle Oriente branches deal with international professionals routinely and are the path of least resistance. Ask explicitly for the full account and expect an opening deposit of roughly MXN 500–1,000.
In personWho: You30–90 minutesMXN 500–1,000 opening deposit
5
Set up SPEI and DiMo rather than relying on cards
Interbank transfers settle in seconds and are usually free, and DiMo sends to a mobile number instead of an 18-digit CLABE. Landlords, tradespeople and small suppliers in Monterrey will nearly always prefer a transfer.
Mobile appWho: You
6
Move dollars electronically, not physically
Use a specialist transfer service into your Mexican CLABE rather than carrying cash back from Texas. Mexican banks apply tight limits on cash US dollar deposits by individuals, apply poor exchange rates, and will ask questions about the source of funds. Set the service up before you need to move a rental deposit.
Mobile appWho: You

Documents you’ll need

Passport and resident card
CURP, plus RFC for a salary account
Comprobante de domicilio under three months old
Mexican mobile number
Opening deposit at a traditional bank

Things most newcomers don’t know

You cannot simply deposit US cash into a Mexican account, and this surprises people in a border city.

Mexican anti-money-laundering rules cap the amount of physical US dollars an individual may deposit or exchange each month, and banks enforce it strictly and ask about the source. In Monterrey, where crossing to Texas is routine and being paid partly in dollars is common, people assume a US account and a Mexican account are interchangeable. They are not: dollars should move electronically, through a transfer service into your CLABE.

Source: Banco de México / CNBV rules on foreign-currency cash

The account level, not your passport, decides what the account can do.

Mexican regulation grades accounts by how much identification the bank holds. Nivel 2 needs an ID and CURP and caps deposits at 3,000 UDIs a month — about MXN 25,000 in 2026; Nivel 4 adds proof of address and removes the ceiling. Every apparently arbitrary refusal — a bounced salary, a held transfer — traces back to the tier, and knowing which one you are in tells you precisely which document fixes it.

Source: CONDUSEF

Banorte's home-city advantage is real but does not exempt you from the paperwork.

Mexico's largest domestically owned bank is headquartered in Monterrey, so branch density, staffing and product familiarity are better here than elsewhere. What it does not do is waive the comprobante de domicilio or accept a tourist entry. Newcomers sometimes read local branch depth as flexibility on documents; it is not. Sequence residency, then CURP, then the address paperwork, then the branch visit.

Source: CONDUSEF / Banorte

SPEI, not cards, is how the city moves money between people.

Interbank transfers in Mexico are near-instant and usually free, and DiMo now allows sending to a phone number rather than an eighteen-digit CLABE. Rent, contractors, the man who services the air conditioning and half the small businesses in Contry will hand you a CLABE and expect a transfer. Setting this up in the first fortnight is worth more than any credit card offer.

Source: Banco de México

Common mistakes to avoid

Bringing US cash back from Texas expecting to deposit it freely into a Mexican account.
Letting a Mexican salary land in a capped Nivel 2 account.
Attempting to open a traditional account before the resident card exists.
Leaving every utility in the landlord's name and having no usable comprobante de domicilio.
Using a Mexican bank for inbound international transfers rather than a specialist service.

Some of this may be out of date. Spotted something inaccurate? Help us keep it right for the next newcomer.