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Countries

	Bulgaria Europe	Hong Kong Asia	Uruguay Latin America	Serbia Europe
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.	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.	Uruguay is a stable South American jurisdiction with structured residency routes, strong civil infrastructure, and notable second-residence appeal for HNW relocators. Bordercase coordinates with licensed Uruguayan partners.	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.
Best for	Founders EU access Cost of living	Founders Banking Holding structures English admin	HNW Stable economy Latin America hub Banking	Founders IT professionals Cost of living Regional hub
Currency	BGN / EUR transition	HKD	UYU	RSD
Language	Bulgarian	Cantonese / English	Spanish	Serbian
Time zone	UTC+2	UTC+8	UTC-3	UTC+1
EU member	Yes	No	No	No
Schengen	Yes	No	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.	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	Uruguayan residency routes: Standard residency - proof of income / qualifying activity Investor route Retirement / pensioner route MERCOSUR fast-track for member-state nationals Family reunification	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.
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.	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.	SAS and SA are common structures. DGI tax registration and BPS social-security registration follow.	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.
Banking	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.	Residency unlocks personal banking. Uruguay has historically been a HNW banking destination in the region; 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.
Family	Family reunification is supported. Schools (public, private, English, German, French) are concentrated in Sofia, Plovdiv, and Varna.	Family relocation is supported on most residency routes. Schools (local, private, ESF, international) are competitive; international school waitlists are real.	Family reunification is supported. Schools (public, private, bilingual, international) are concentrated in Montevideo and Punta del Este.	Family reunification is supported. International schools (English, French, Russian) are available in Belgrade.
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 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	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 Serbia: Tax residency triggers VAT registration timing Processing variations between MUP offices EU Schengen access requires planning for cross-border travel
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 Hong Kong documents: Passport CV Education certificates Employment history Company documents (where applicable) Family certificates with notarisation	Typical Uruguayan documents: Passport Apostilled foreign documents Proof of income or investment Health insurance Spanish translations where required	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.

Europe

Asia

Latin America

Europe

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.

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.

Uruguay is a stable South American jurisdiction with structured residency routes, strong civil infrastructure, and notable second-residence appeal for HNW relocators. Bordercase coordinates with licensed Uruguayan partners.

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.

Best for

Founders
EU access
Cost of living

Founders
Banking
Holding structures
English admin

HNW
Stable economy
Latin America hub
Banking

Founders
IT professionals
Cost of living
Regional hub

Currency

BGN / EUR transition

HKD

UYU

RSD

Language

Bulgarian

Cantonese / English

Spanish

Serbian

Time zone

UTC+2

UTC+8

UTC-3

UTC+1

EU member

Yes

Schengen

Yes

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.

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

Uruguayan residency routes:

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

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.

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.

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.

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

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.

Banking

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.

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

Family

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

Family relocation is supported on most residency routes. Schools (local, private, ESF, international) are competitive; international school waitlists are real.

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

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

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 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

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 Serbia:

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

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 Hong Kong documents:

Passport
CV
Education certificates
Employment history
Company documents (where applicable)
Family certificates with notarisation

Typical Uruguayan documents:

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

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.