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.

Polish residency routes:

• Blue Card - high-skilled employees
• Temporary residence via employment
• Self-employment / entrepreneur routes
• 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

Swiss residency routes:

• Work permit - employer-sponsored, quota-controlled for non-EU
• Lump-sum taxation (forfait fiscal) - HNW individuals in eligible cantons
• Business / investor routes
• EU / EFTA routes - under FMP
• Family reunification

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.

Sp. z o.o. (limited liability) is the standard private entity. Online formation via S24 is possible; otherwise notary registration. Tax registration, VAT, and ZUS (social contributions) follow. CIT and the new estonian-style lump-sum CIT regime may apply.

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.

GmbH and AG are the standard structures. Cantonal variation in tax, registration, and substance treatment is real. Federal and cantonal compliance is precise.

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

Personal and corporate banking for residents is widely accessible. Non-resident structures take longer; documentation must be tight. Bordercase coordinates introductions where useful.

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

Swiss banking has tightened materially since the 2010s. Personal accounts require residency or strong nexus; corporate banking requires substance and clear source of funds. Bordercase coordinates introductions through current partners.

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

Family reunification is supported on most residency routes. International schools (English, German, French) are concentrated in Warsaw, Kraków, and Wrocław.

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

Family reunification is supported on most permits. Schools (public, private, and international) are widely available; international schools are well-established but selective.

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 Poland:

• Long visa processing in some voivodeships
• CIT and ZUS planning often gets done late
• Centre-of-interests analysis for tax residency
• Estonian-style lump-sum CIT regime eligibility

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 Switzerland:

• Quotas for non-EU work permits
• Lump-sum taxation eligibility and cantonal variation
• Banking gatekeeping for non-residents
• Substance and arm's-length pricing audits

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 Polish residency documents:

• Passport
• Criminal record certificate
• Proof of address
• Employment contract or business plan
• Health insurance
• Marriage / birth certificates for family

Apostilled and translated to Polish.

Typical Mauritius documents:

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

Apostille where required.

Typical Swiss residency documents:

• Passport
• Employment contract or business plan
• Criminal record certificate
• Proof of accommodation
• Health insurance valid in Switzerland
• Financial evidence

Apostilled and translated where required.