Compare jurisdictions, side by side.

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

UK residency routes:

• Skilled Worker visa - employer-sponsored
• Innovator Founder visa - for endorsed founders
• Global Talent visa - for endorsed experts
• Self-Sponsorship via own company (with substance)
• Family routes - spouse / partner / dependents
• Ancestry visa for eligible Commonwealth nationals

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.

German residency routes:

• Blue Card - high-skilled employees
• Freiberufler / Selbständig - freelancer / self-employed
• Employer-sponsored work permits
• Entrepreneur visa
• Family reunification

Permanent residence typically after 5 years (faster on Blue Card).

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

UK Limited companies are widely used internationally. HMRC corporation tax, VAT thresholds, and PSC (people with significant control) reporting apply. Substance expectations have tightened.

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.

GmbH and UG (haftungsbeschränkt) are common structures. Notary involvement is required for formation. Tax registration, trade registration (Gewerbeanmeldung), and German GAAP / tax accounting standards apply.

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.

Resident banking is mature but onboarding is slow for non-residents. Many international founders use UK EMIs (Revolut, Monzo Business, etc.) alongside high-street accounts. Bordercase coordinates introductions for cross-border cases.

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

Personal banking for residents is well established; certain non-resident structures take longer. SCHUFA history is relevant for residents. Bordercase coordinates introductions for cross-border cases.

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

Family reunification is supported. Schools (state, private, international) are widely available; competition for top schools is real.

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

Family reunification is well supported. Schools (public, private, bilingual, and international) are widely available; international schools are concentrated in major cities.

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

Risks Bordercase watches for in the UK:

• Tax residency triggers (Statutory Residence Test)
• Sole-rep / Innovator endorsement standards have tightened
• Brexit-era operational variation between UK and EU services
• Sponsorship Compliance for licensed sponsors

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 Germany:

• Tax residency triggers (183 days + centre of interests)
• Late VAT registration on cross-border services
• Language and bureaucratic friction in some Länder
• Freiberufler vs Gewerbe classification disputes

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.

Typical UK documents:

• Passport
• Certificate of Sponsorship (for sponsored routes)
• TB test (for certain nationalities)
• Maintenance funds evidence
• Apostilled / certified documents for family routes

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 German residency documents:

• Passport
• Recognised qualifications (where required)
• Contract or business plan
• Accommodation evidence (Anmeldung)
• Health insurance
• Family certificates

Apostilled and translated to German.