Compare jurisdictions, side by side.

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.

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.

Chilean residency routes:

• Temporary residence - employment, retirement, or qualifying activity
• Investor / entrepreneur routes
• Family reunification
• Permanent residence typically after a qualifying temporary period

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

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.

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.

SpA (Sociedad por Acciones), Ltda, and SA are standard structures. SII tax registration, RUT, and patent municipal registration follow.

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

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

Residency unlocks personal banking. Corporate banking depends on activity. Bordercase coordinates introductions for cross-border cases.

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.

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

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.

Family reunification is supported. Schools (public, private, English, German, French) are concentrated in Santiago.

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

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 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

Risks Bordercase watches for in Chile:

• Tax residency triggers and worldwide-income reporting
• Processing variations between regions
• RUT timing for non-residents

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

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 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

Typical Chilean documents:

• Passport
• Apostilled foreign documents (birth, marriage, criminal record)
• Proof of income or investment
• Health insurance
• Spanish translations 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