Compare jurisdictions, side by side.

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.

Türkiye residency routes:

• Short-term residence permit (1-2 years, renewable)
• Family permit
• Work permit - employer-sponsored
• Student permit
• Citizenship-by-investment via real estate or qualifying deposits / investments

Barbadian residency routes:

• Welcome Stamp - 12-month remote-worker route, renewable
• Special Entry Permit - qualifying HNW relocators
• Standard work permits - employer-sponsored
• Family routes

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.

Limited Şirket (LLC) and AŞ (Joint Stock) are common structures. Notary registration, tax registration, and a tax representative are typically required.

Corporate entities for international business (formerly IBC) are well established. Substance and reporting requirements apply.

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 broadly accessible; non-resident corporate banking has tightened. Source-of-funds and ownership clarity are central.

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

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 supported on most routes. International schools (English, German, French, Italian) are available in Istanbul and Ankara.

Family inclusion is supported. International schools are limited but present.

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 Türkiye:

• Restricted residency zones (some districts no longer issue short-term residency to foreigners)
• Currency volatility on investment routes
• Shifting policy on the citizenship-by-investment programme
• Banking documentation requirements tighten regularly

Risks Bordercase watches for in Barbados:

• Tax residency triggers
• Substance and reporting under the post-BEPS framework
• Welcome Stamp renewal conditions

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 Türkiye documents:

• Passport
• Biometric photos
• Proof of address
• Proof of income or savings
• Health insurance
• Criminal record certificate
• Marriage / birth certificates for family

Documents apostilled and translated to Turkish.

Typical Barbadian documents:

• Passport
• Proof of income or employment
• Health insurance valid in Barbados
• Police clearance for longer-stay routes
• Apostilled foreign documents for family