Compare jurisdictions, side by side.

Argentine residency routes:

• Rentista visa - passive income / pension
• Investor visa - qualifying investment in an Argentine business
• Worker visa - employer-sponsored
• Family routes - spouse, children, parents
• MERCOSUR fast-track for nationals of member states

Cayman Islands residency routes:

• Certificate of Permanent Residence for Persons of Independent Means - qualifying investment
• Residency Certificate (Substantial Business Presence) - operating a qualifying business
• Work permits for employer-sponsored roles
• Family routes

Montenegrin residency routes:

• Temporary residence via employment
• Business / self-employment
• Real-estate ownership
• Family reunification

Permanent residence typically after 5 years.

Mexican residency routes:

• Temporary resident visa - via investment, employment, or qualifying income
• Permanent resident visa - via qualifying assets, retirement income, or after 4 years of temporary residency
• Family unity routes - for spouse and dependents of permanent residents / citizens
• Student visa

Permanent residency unlocks indefinite stay with work authorisation.

SA (Sociedad Anónima) and SRL (Sociedad de Responsabilidad Limitada) are the standard structures. CUIT, IGJ registration, and AFIP tax registration follow.

Exempted Companies, LLCs, and partnerships are widely used in fund and holding structures. Economic substance rules apply to relevant activities.

DOO (limited liability) is the standard structure. Formation is well-documented and reasonably fast. Tax and VAT registration follow.

SA de CV (Sociedad Anónima) and S de RL de CV are the standard private entity types. Formation involves a notary, RFC (tax registration), and IMSS where staff are involved. Mexican tax residency is triggered by primary home and centre of economic interests.

Residency unlocks personal banking. Forex controls and currency volatility are part of the landscape; multi-jurisdiction structuring is common.

Banking is mature but selective. Source-of-funds documentation is central. Bordercase coordinates introductions through current partners.

Personal banking for residents is accessible. Corporate banking depends on activity. Bordercase coordinates introductions where useful.

Resident personal banking is broadly accessible; corporate banking depends on activity and structure. Source of funds and ownership clarity are central. Bordercase coordinates introductions for cross-border cases.

Family reunification is supported on most routes. Schools (public, private, English, German, French) are widely available in Buenos Aires.

Family inclusion is supported on most residency routes. International schools are concentrated on Grand Cayman.

Family inclusion on residency applications is supported. International schools are available in Podgorica and on the coast.

Family reunification is supported on most residency routes. International schools (English, German, French, Japanese) are widely available in major cities; bilingual public and private schools are common.

Risks Bordercase watches for in Argentina:

• Currency / forex controls
• Tax residency triggers
• Document apostille + Spanish translation requirements

Risks Bordercase watches for in the Cayman Islands:

• Economic substance reporting and audit
• Reputational handling around offshore structures
• KYC tightening across the industry

Risks Bordercase watches for in Montenegro:

• Tax residency triggers
• EU accession dynamics may change rules over time
• Processing variations between municipalities
• Schengen entry / exit considerations for travel planning

Risks Bordercase watches for in Mexico:

• Centre-of-economic-interests test for tax residency
• Real-estate restrictions in the "restricted zone" (50 km from coast, 100 km from borders) - fideicomiso or Mexican company structure needed
• Income thresholds for temporary / permanent routes change with minimum wage indexation
• Late-stage RFC and CURP registrations

Typical Argentine documents:

• Passport
• Criminal record certificate (apostilled)
• Marriage / birth certificates for family
• Proof of income or investment
• Health insurance

Typical Cayman documents:

• Passport
• Source-of-funds evidence
• Health and police clearances
• Apostilled foreign documents
• Family certificates for dependents

Typical Montenegrin residency documents:

• Passport
• Criminal record certificate
• Proof of accommodation
• Basis for residence
• Health insurance
• Family certificates

Apostilled and translated.

Typical Mexican documents:

• Passport
• Apostilled foreign documents (birth, marriage, criminal record)
• Proof of income or qualifying assets
• Photographs to specification
• Mexican consular application abroad for most routes