Setting up as an automotive supplier in Nuevo León: entity, IMMEX and your first hires

Nuevo León keeps pulling in heavy manufacturing. Volvo’s heavy-truck plant in Ciénega de Flores, north of Monterrey, is the latest anchor, and more than twenty of its suppliers have shown interest in setting up or expanding in the state. If your company is one of them — or supplies any OEM in the region — this is the roadmap we walk clients through before their first shipment.

None of these steps is exotic. What causes delays and surprise costs is doing them in the wrong order, or discovering a requirement once production is already scheduled. Here is the sequence that works.

01Decide how you will operate: shelter or your own entity

Most foreign suppliers face the same first decision:

• Shelter. A Mexican shelter company employs your workers, holds the IMMEX program and handles compliance, while you provide the machinery, materials and production know-how. It is the fastest way to start, with the least administrative load on your side.
• Your own entity. You incorporate a Mexican subsidiary, obtain your own IMMEX program and run payroll and compliance yourself (or through advisors). It takes longer to set up, but gives you full control and is usually more economical once volumes grow.

Many suppliers start under a shelter and transition to their own operation later. If that is your plan, design the transition from day one: who will own the machinery, how employees will move over, and when the switch makes financial sense.

If you run your own maquila operation, there is also an income tax point to settle early. Mexican law protects the foreign parent from being treated as having a permanent establishment in Mexico when the Mexican maquiladora meets the transfer pricing rules for these operations — typically through the statutory safe harbor or an advance pricing agreement. This needs to be built into how you price the services between parent and subsidiary, not fixed at year-end.

02Set up the Mexican entity

If you go with your own entity, the core steps are:

• Choose the legal form. The usual options are the S.A. de C.V. (a stock corporation) and the S. de R.L. de C.V. (a limited liability company). US parents often prefer the latter for US tax classification reasons; that choice should be confirmed with your US tax advisor.
• Incorporate before a notary or public broker, with bylaws, shareholders, a legal representative and the corresponding powers of attorney. Foreign documents usually need to be apostilled and translated.
• Register with the tax authority (SAT) to obtain the company’s tax ID (RFC) and electronic signature (e.firma), which you need for almost everything else — including issuing electronic invoices.
• Register the foreign investment with the National Registry of Foreign Investment.
• Open the bank account. Plan for this one: Mexican banks apply strict know-your-customer reviews to foreign-owned companies, and incomplete documentation is the most common cause of delay.

03IMMEX: import inputs without paying duties upfront

The IMMEX program, granted by the Ministry of Economy, lets manufacturers temporarily import raw materials, components and machinery used to produce goods for export, without paying import duties at that point. For an automotive supplier it is usually essential.

Three things to plan for:

• Inventory control. IMMEX companies must track every temporarily imported item until it leaves the country or is otherwise accounted for. This requires an inventory control system and close coordination with your customs broker from the first import.
• Selling to a plant in Mexico. When your customer is another manufacturer in Mexico rather than abroad, goods can often move between IMMEX companies through so-called virtual transfers. The paperwork must be right on both sides, so agree the mechanics with your customer early.
• Ongoing obligations. The program comes with periodic reporting and conditions. Losing it because of a missed filing is entirely avoidable.

04VAT on temporary imports: get certified, or fund the cash

Temporary imports under IMMEX are exempt from duties at entry, but they are still subject to Mexico’s 16% VAT unless the company holds the VAT and IEPS certification issued by the SAT. The certification grants a tax credit equal to the VAT on those imports, so no cash leaves the company.

Without it, the VAT must be paid at import and recovered later. On USD 10 million of annual imports, that is roughly USD 1.6 million of working capital tied up. The certification has requirements of its own — including a minimum workforce registered with social security and a clean tax record — so it should be on the plan from the beginning, not requested after the first invoices from customs arrive.

05Your first hires

Mexican employment law is employee-protective, and some costs surprise foreign companies. Before the first hire:

• Register as an employer with the Mexican Social Security Institute (IMSS) and the housing fund (Infonavit), and for the state payroll tax.
• Use written employment contracts and internal work rules. Outsourcing of personnel is prohibited; only genuinely specialized services may be subcontracted, and the provider must be registered (REPSE).
• Budget for mandatory benefits, including a year-end bonus of at least 15 days’ salary, paid vacation of at least 12 days from the first year plus a 25% vacation premium, and employee profit sharing (PTU) of 10% of taxable profit, subject to a cap per employee.
• Understand severance exposure. Terminations without cause carry statutory severance payments, so probation periods, documentation and HR practices matter from day one.

06Monthly compliance from the first month

Once operating, the company files monthly tax returns, issues and receives electronic invoices (CFDI) for every transaction, reports VAT with suppliers, runs payroll with social security contributions, and files annual returns. Transactions with the foreign parent also need transfer pricing support. None of this is difficult when it is routine; it becomes expensive when it is caught up after an audit letter arrives.

Government processing times vary with each authority and the completeness of the file. The single best way to protect your start date is to begin the entity and the bank account early, and to keep legal, tax, customs and payroll working from the same plan.

This article provides general information and is not legal or tax advice for any specific situation. Requirements change; confirm the current rules before acting.