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	Saint Lucia Central America & Caribbean	Saint Kitts and Nevis Central America & Caribbean	Montenegro Europe	Spain Europe
Overview	Saint Lucia is a Caribbean jurisdiction with a Citizenship by Investment programme launched in 2016. Bordercase coordinates with authorised local agents.	Saint Kitts and Nevis is a Caribbean jurisdiction with one of the oldest citizenship-by-investment programmes. Bordercase coordinates with authorised local agents and licensed advisers - citizenship outcomes remain at the discretion of the Citizenship by Investment Unit.	Montenegro is a non-EU European country with structured residency routes, EU candidate status, and a growing role as a base for founders and remote workers in the region. Bordercase coordinates with licensed Montenegrin partners.	Spain offers structured EU residency routes for individuals, families, and entrepreneurs, including the digital nomad visa introduced under the Startups Law. Bordercase coordinates with licensed Spanish partners for filings.
Best for	Second passport English admin Caribbean residency	Second passport Caribbean residency Asset planning	Cost of living Coastal living Regional residency	Families Remote workers EU access Cost of living
Currency	XCD	XCD / USD	EUR	EUR
Language	English	English	Montenegrin / Serbian	Spanish
Time zone	UTC-4	UTC-4	UTC+1	UTC+1
EU member	No	No	No	Yes
Schengen	No	No	No	Yes
Residency	Saint Lucia routes: Citizenship by Investment (CBI) via fund contribution or approved real-estate investment Standard work permits Family routes	Saint Kitts and Nevis routes: Citizenship by Investment (CBI) via the Sustainable Growth Fund CBI via approved real-estate investment Standard work / family routes Citizenship outcomes remain at the discretion of the Citizenship by Investment Unit.	Montenegrin residency routes: Temporary residence via employment Business / self-employment Real-estate ownership Family reunification Permanent residence typically after 5 years.	Spanish residency routes: Non-Lucrative Visa - passive income, no employment in Spain Digital Nomad Visa - remote workers and self-employed (Startups Law) Self-Employed Visa Entrepreneur Visa EU citizen-derivative routes The Golden Visa has been phased out for real estate purchases.
Company setup	Domestic companies and IBCs are common in international structures.	Nevis IBCs and LLCs are commonly used in international structures. Substance, beneficial ownership disclosure, and AML standards have tightened materially.	DOO (limited liability) is the standard structure. Formation is well-documented and reasonably fast. Tax and VAT registration follow.	SL (Sociedad Limitada) is the standard private company. Registration involves NIE / NIF, notary, mercantile registry, and tax registration. Spanish tax residency triggers worldwide income reporting; the Beckham Law (special tax regime) may apply to eligible relocated workers.
Banking	Banking is selective. Bordercase coordinates banking introductions through current partners.	Domestic and offshore banking options exist but have become more selective on KYC and source of funds. Bordercase coordinates banking pack preparation and partner introductions.	Personal banking for residents is accessible. Corporate banking depends on activity. Bordercase coordinates introductions where useful.	Personal banking for residents is straightforward; corporate banking depends on activity and structure. Bordercase coordinates introductions for non-standard cases.
Family	CBI can include qualifying dependents.	CBI applications can include qualifying dependants - spouse, children, and in some cases parents - under specific conditions.	Family inclusion on residency applications is supported. International schools are available in Podgorica and on the coast.	Family reunification is supported on most residency routes after a qualifying period. Schools (public, private, international) are widely available; the public system is generally accessible to legal residents.
Risks	Risks Bordercase watches for in Saint Lucia: Programme parameters change Due diligence has tightened Reputational and revocation risks if information is misrepresented	Risks Bordercase watches for in Saint Kitts: Programme parameters change Due diligence has tightened materially Rejection rates have risen for incomplete or unclear source-of-funds presentations Visa-revocation and reputational risks if information is misrepresented	Risks Bordercase watches for in Montenegro: Tax residency triggers EU accession dynamics may change rules over time Processing variations between municipalities Schengen entry / exit considerations for travel planning	Risks Bordercase watches for in Spain: Tax residency triggers - 183 days + centre of interests Beckham Law (special regime) eligibility Autonomous-community tax variation Hacienda audits when planning is unclear Past Schengen overstays must be disclosed
Documents	Typical CBI documents: Passport Due diligence questionnaires Source-of-funds evidence (extensive) Family certificates with apostille and translation	Typical CBI documents: Passport Due diligence questionnaires Source-of-funds evidence (extensive) Employment / business documentation Family certificates with apostille and certified translation Police clearance certificates for all countries of residence in the prior 10 years	Typical Montenegrin residency documents: Passport Criminal record certificate Proof of accommodation Basis for residence Health insurance Family certificates Apostilled and translated.	Typical Spanish residency documents: Passport NIE (foreigner identification number) Criminal record certificate with apostille Proof of income / assets Health insurance with full cover in Spain Accommodation evidence Marriage / birth certificates for family routes

Saint Lucia

Central America & Caribbean

Saint Kitts and Nevis

Central America & Caribbean

Montenegro

Europe

Spain

Europe

Overview

Saint Lucia is a Caribbean jurisdiction with a Citizenship by Investment programme launched in 2016. Bordercase coordinates with authorised local agents.

Saint Kitts and Nevis is a Caribbean jurisdiction with one of the oldest citizenship-by-investment programmes. Bordercase coordinates with authorised local agents and licensed advisers - citizenship outcomes remain at the discretion of the Citizenship by Investment Unit.

Montenegro is a non-EU European country with structured residency routes, EU candidate status, and a growing role as a base for founders and remote workers in the region. Bordercase coordinates with licensed Montenegrin partners.

Spain offers structured EU residency routes for individuals, families, and entrepreneurs, including the digital nomad visa introduced under the Startups Law. Bordercase coordinates with licensed Spanish partners for filings.

Best for

Second passport
English admin
Caribbean residency

Second passport
Caribbean residency
Asset planning

Cost of living
Coastal living
Regional residency

Families
Remote workers
EU access
Cost of living

Currency

XCD

XCD / USD

EUR

Language

English

Montenegrin / Serbian

Spanish

Time zone

UTC-4

UTC+1

EU member

Yes

Schengen

Yes

Residency

Saint Lucia routes:

Citizenship by Investment (CBI) via fund contribution or approved real-estate investment
Standard work permits
Family routes

Saint Kitts and Nevis routes:

Citizenship by Investment (CBI) via the Sustainable Growth Fund
CBI via approved real-estate investment
Standard work / family routes

Citizenship outcomes remain at the discretion of the Citizenship by Investment Unit.

Montenegrin residency routes:

Temporary residence via employment
Business / self-employment
Real-estate ownership
Family reunification

Permanent residence typically after 5 years.

Spanish residency routes:

Non-Lucrative Visa - passive income, no employment in Spain
Digital Nomad Visa - remote workers and self-employed (Startups Law)
Self-Employed Visa
Entrepreneur Visa
EU citizen-derivative routes

The Golden Visa has been phased out for real estate purchases.

Company setup

Domestic companies and IBCs are common in international structures.

Nevis IBCs and LLCs are commonly used in international structures. Substance, beneficial ownership disclosure, and AML standards have tightened materially.

DOO (limited liability) is the standard structure. Formation is well-documented and reasonably fast. Tax and VAT registration follow.

SL (Sociedad Limitada) is the standard private company. Registration involves NIE / NIF, notary, mercantile registry, and tax registration. Spanish tax residency triggers worldwide income reporting; the Beckham Law (special tax regime) may apply to eligible relocated workers.

Banking

Banking is selective. Bordercase coordinates banking introductions through current partners.

Domestic and offshore banking options exist but have become more selective on KYC and source of funds. Bordercase coordinates banking pack preparation and partner introductions.

Personal banking for residents is accessible. Corporate banking depends on activity. Bordercase coordinates introductions where useful.

Personal banking for residents is straightforward; corporate banking depends on activity and structure. Bordercase coordinates introductions for non-standard cases.

Family

CBI can include qualifying dependents.

CBI applications can include qualifying dependants - spouse, children, and in some cases parents - under specific conditions.

Family inclusion on residency applications is supported. International schools are available in Podgorica and on the coast.

Family reunification is supported on most residency routes after a qualifying period. Schools (public, private, international) are widely available; the public system is generally accessible to legal residents.

Risks

Risks Bordercase watches for in Saint Lucia:

Programme parameters change
Due diligence has tightened
Reputational and revocation risks if information is misrepresented

Risks Bordercase watches for in Saint Kitts:

Programme parameters change
Due diligence has tightened materially
Rejection rates have risen for incomplete or unclear source-of-funds presentations
Visa-revocation and reputational risks if information is misrepresented

Risks Bordercase watches for in Montenegro:

Tax residency triggers
EU accession dynamics may change rules over time
Processing variations between municipalities
Schengen entry / exit considerations for travel planning

Risks Bordercase watches for in Spain:

Tax residency triggers - 183 days + centre of interests
Beckham Law (special regime) eligibility
Autonomous-community tax variation
Hacienda audits when planning is unclear
Past Schengen overstays must be disclosed

Documents

Typical CBI documents:

Passport
Due diligence questionnaires
Source-of-funds evidence (extensive)
Family certificates with apostille and translation

Typical CBI documents:

Passport
Due diligence questionnaires
Source-of-funds evidence (extensive)
Employment / business documentation
Family certificates with apostille and certified translation
Police clearance certificates for all countries of residence in the prior 10 years

Typical Montenegrin residency documents:

Passport
Criminal record certificate
Proof of accommodation
Basis for residence
Health insurance
Family certificates

Apostilled and translated.

Typical Spanish residency documents:

Passport
NIE (foreigner identification number)
Criminal record certificate with apostille
Proof of income / assets
Health insurance with full cover in Spain
Accommodation evidence
Marriage / birth certificates for family routes