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	Bulgaria Europe	Serbia Europe	Hong Kong Asia
Overview	Bulgaria is an EU member state with competitive corporate tax, structured residency routes, and a well-developed digital infrastructure. Bordercase coordinates with licensed Bulgarian partners for filings.	Serbia is an attractive non-EU European jurisdiction for founders, IT professionals, and remote workers - with accessible residency and competitive costs. Bordercase coordinates with licensed Serbian partners for filings.	Hong Kong remains an active jurisdiction for company formation, banking introductions, and selected residency routes. Bordercase coordinates with licensed Hong Kong company-services and immigration partners.
Best for	Founders EU access Cost of living	Founders IT professionals Cost of living Regional hub	Founders Banking Holding structures English admin
Currency	BGN / EUR transition	RSD	HKD
Language	Bulgarian	Serbian	Cantonese / English
Time zone	UTC+2	UTC+1	UTC+8
EU member	Yes	No	No
Schengen	Yes	No	No
Residency	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.	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.	Hong Kong residency routes: General Employment Policy (GEP) Quality Migrant Admission Scheme (QMAS) Top Talent Pass Scheme (TTPS) Capital Investment Entrant Scheme (CIES) - recently revived Dependant routes
Company setup	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.	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.	Hong Kong Limited companies are widely used for trading and holding structures. Annual filings, audited accounts, and a company secretary are required. Substance expectations and BEPS-driven changes affect ongoing planning.
Banking	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 broadly accessible. Source-of-funds documentation matters for non-standard cases. Bordercase coordinates banking introductions.	Local banking has tightened materially; some non-resident structures face long onboarding or rejection. EMIs and Singapore / Dubai banking are common alternatives. Bordercase coordinates introductions through current partners.
Family	Family reunification is supported. Schools (public, private, English, German, French) are concentrated in Sofia, Plovdiv, and Varna.	Family reunification is supported. International schools (English, French, Russian) are available in Belgrade.	Family relocation is supported on most residency routes. Schools (local, private, ESF, international) are competitive; international school waitlists are real.
Risks	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 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 Hong Kong: Company-only setups without substance face banking and audit friction Banking has tightened materially Political / policy shifts must be factored into long-horizon planning Annual audit and filing discipline is real
Documents	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 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 Hong Kong documents: Passport CV Education certificates Employment history Company documents (where applicable) Family certificates with notarisation

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