Compare jurisdictions, side by side.

Bulgarian residency routes:

• Employment-based residence
• Business / self-employment routes
• Retirement / pensioner residency
• Family reunification
• EU citizen-derivative routes

Permanent residence typically after 5 years.

Mauritius residency routes:

• Premium Visa - remote work
• Occupation Permit - investor / professional / self-employed
• Residence Permit by property purchase - within approved schemes
• Family routes

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

Common Portuguese residency routes:

• D7 - passive income / pension
• D8 - digital nomad / remote work
• D2 - entrepreneur / self-employed
• D3 - highly qualified workers
• Tech Visa - eligible tech roles via accredited companies
• Golden Visa - restricted in scope after recent reforms
• Family reunification on most permits

Each has different income, residency-day, and renewal requirements.

OOD (LLC) and EOOD (single-shareholder LLC) are common structures. Formation is well-documented. Corporate tax is at a flat rate; VAT registration depends on activity.

GBC (Global Business Company) and Domestic Companies are the standard structures. Substance requirements following OECD reforms must be considered; the GBC framework has evolved materially.

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

Portugal supports Lda (private limited) and SA (public limited) structures. Tax registration, social security registration, and a Portuguese tax representative are typically required. Substance, accounting, and reporting obligations are real.

Personal and corporate banking for residents is broadly accessible. Source-of-funds documentation matters for non-standard cases. Bordercase coordinates banking introductions.

Local banks support resident and corporate accounts; KYC and source-of-funds requirements are real. Bordercase coordinates banking introductions.

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

Personal accounts are accessible to residents and many non-residents; documentation is structured and predictable. Corporate banking depends on company structure and intended activity; Bordercase coordinates with banking partners for introductions.

Family reunification is supported. Schools (public, private, English, German, French) are concentrated in Sofia, Plovdiv, and Varna.

Family inclusion is supported. International schools are available in major regions.

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

Family reunification is supported on most residency routes. Schools (public, private, and international) are widely available; the public system is generally accessible to legal residents.

Risks Bordercase watches for in Bulgaria:

• Tax residency triggers
• VAT classification on cross-border services
• Processing variations between regions
• Euro adoption is in progress - operational planning needed

Risks Bordercase watches for in Mauritius:

• Substance reform impacts on Global Business Companies
• FATCA / CRS reporting on related accounts
• Mauritian residency vs physical-presence-based tax residence elsewhere
• Banking introductions vary by activity

Risks Bordercase watches for in Argentina:

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

Risks Bordercase watches for in Portuguese cases:

• AIMA processing delays (formerly SEF)
• Misalignment between visa type and actual activity
• Tax residence triggered by accident - NHR window timing matters
• Past EU Schengen overstays must be disclosed
• Real estate vs investment routes have changed materially

Typical Bulgarian residency documents:

• Passport
• Criminal record certificate
• Proof of address
• Basis for residence (employment, business, etc.)
• Health insurance
• Family certificates

Apostilled and translated to Bulgarian.

Typical Mauritius documents:

• Passport
• Criminal record certificate
• Proof of income / investment
• Health insurance
• Accommodation evidence
• Marriage / birth certificates for family

Apostille where required.

Typical Argentine documents:

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

Typical document pack for Portuguese residency:

• Passport
• NIF (Portuguese tax number)
• Proof of accommodation (lease, deed, or invitation)
• Proof of income or assets (varies by route)
• Criminal record certificate with apostille
• Health insurance valid in Portugal
• Marriage / birth certificates for family routes
• Certified translations where required