Compare jurisdictions, side by side.

Serbian residency routes:

• Temporary residence via employment
• Self-employment / business
• Real-estate ownership
• Family reunification
• IT-focused residency framework

Permanent residence typically after 3 years of continuous temporary residence.

Uruguayan residency routes:

• Standard residency - proof of income / qualifying activity
• Investor route
• Retirement / pensioner route
• MERCOSUR fast-track for member-state nationals
• Family reunification

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.

Saint Kitts and Nevis routes:

• Citizenship by Investment (CBI) via the Sustainable Growth Fund
• CBI via approved real-estate investment
• Standard work / family routes

Citizenship outcomes remain at the discretion of the Citizenship by Investment Unit.

DOO (limited liability) is the standard structure. Formation is well-documented, with online steps available. Tax registration (PIB) and APR (Business Registers Agency) registration follow.

SAS and SA are common structures. DGI tax registration and BPS social-security 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.

Nevis IBCs and LLCs are commonly used in international structures. Substance, beneficial ownership disclosure, and AML standards have tightened materially.

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

Residency unlocks personal banking. Uruguay has historically been a HNW banking destination in the region; standards have tightened materially.

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.

Domestic and offshore banking options exist but have become more selective on KYC and source of funds. Bordercase coordinates banking pack preparation and partner introductions.

Family reunification is supported. International schools (English, French, Russian) are available in Belgrade.

Family reunification is supported. Schools (public, private, bilingual, international) are concentrated in Montevideo and Punta del Este.

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.

CBI applications can include qualifying dependants - spouse, children, and in some cases parents - under specific conditions.

Risks Bordercase watches for in Serbia:

• Tax residency triggers
• VAT registration timing
• Processing variations between MUP offices
• EU Schengen access requires planning for cross-border travel

Risks Bordercase watches for in Uruguay:

• Tax residency triggers (the new-resident tax holiday has conditions)
• Banking documentation and source-of-funds rigor
• 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

Risks Bordercase watches for in Saint Kitts:

• Programme parameters change
• Due diligence has tightened materially
• Rejection rates have risen for incomplete or unclear source-of-funds presentations
• Visa-revocation and reputational risks if information is misrepresented

Typical Serbian residency documents:

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

Apostilled and translated to Serbian.

Typical Uruguayan documents:

• Passport
• Apostilled foreign documents
• Proof of income or investment
• Health insurance
• Spanish translations where required

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

Typical CBI documents:

• Passport
• Due diligence questionnaires
• Source-of-funds evidence (extensive)
• Employment / business documentation
• Family certificates with apostille and certified translation
• Police clearance certificates for all countries of residence in the prior 10 years