Nestlers Group · Blog
Insights on mobility, work & compliance.
Field-tested perspectives from our immigration, EOR, payroll and tax specialists — built for HR, mobility and finance leaders.
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199 articles
Germany's Opportunity Card (Chancenkarte): What Employers Should Know Before a Candidate Applies
Germany's Chancenkarte lets a candidate enter the country to search for work without a job offer in hand first. Here is how the points system works and what it means for employers evaluating a candidate who already holds one.
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Settling In After Relocation to Serbia: Bank Accounts, Health Insurance and Address Registration
Arriving in Serbia with a valid work and residence permit is only the first step. Here is what a relocating employee still needs to arrange before they are fully functional, and where employers can help.
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Vacancy Registration and the Labour Market Test at Serbia's National Employment Service: What Employers Must Do Before Filing
A step the Single Permit process depends on but that employers often leave until too late, Serbia's labour market test runs through the National Employment Service and has its own form, timeline, and fee, separate from the permit application itself.
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Serbia's Single Permit Explained: Employment, Independent Professional and Other Bases Compared
Serbia issues one combined permit card for several different legal bases of work authorisation. Here is how the employment, self-employment and independent professional routes differ, and which one fits a given hire.
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Romania-UK Tax Treaty and the 183-Day Rule: What Employers Must Track for Foreign Assignees in 2026
A practical guide to how Romanian tax residency is determined for foreign assignees, the new Romania-UK tax treaty, and the ANAF filings employers need to track.
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Posting Employees Into Serbia: Social Security Totalization Agreements and the Equivalent of an A1 Certificate
Serbia is not an EU member, so an A1 certificate in the EU sense does not apply here. Employers posting staff from Romania or elsewhere instead rely on a network of bilateral social security agreements, each with its own rules on how long home-country coverage holds.
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Setting Up an SPV Account: Romania's Online Tax Portal for Foreign Employees and Employers
A practical walkthrough of Spatiul Privat Virtual, the online portal Romania's tax authority uses for nearly all employer and employee communication, and how foreign staff and their employers get registered.
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Posting Workers Into Bulgaria: A1 Certificates and Employer Registration Explained
A guide for employers posting staff into Bulgaria on temporary assignment, covering A1 certificate requirements, National Revenue Agency registration, and the obligations that follow once a posting begins.
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Renewing a Serbian Single Permit: An HR Compliance Guide for Employers in 2026
A step-by-step compliance guide for HR and global mobility teams renewing a non-EU employee's Serbian single work and residence permit before it expires.
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Bulgaria Work Permit Applications Go Fully Digital: What Employers Must Do Now
Bulgaria's Employment Agency has eliminated paper-based work permit filings for non-EU nationals, and employers who are not set up for qualified electronic signatures risk stalled hires.
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EU Blue Card Bulgaria 2026: Salary Threshold, Process and How It Differs From the Single Permit
A practical breakdown of Bulgaria's EU Blue Card route for highly skilled non-EU employees, covering the salary and qualification thresholds, the Employment Agency and Migration Directorate steps, realistic timelines, and how it compares to the standard single work permit.
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Romania Seasonal Worker Permits 2026: Agriculture, Construction, Hospitality Guide
A practical breakdown of Romania's seasonal and short-term non-EU worker permit route for agriculture, construction and hospitality employers, and how it differs from the standard D/AM2 long-term work permit.
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Can a Spouse Work in Romania Without a Separate Work Permit Under GEO 32/2026?
A practical guide for HR and global mobility teams on whether, and how, a spouse or dependent accompanying a non-EU worker in Romania can take up employment under GEO 32/2026.
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The European Health Insurance Card and Romania's Public Health System: What Employers Need to Know
A guide to how the European Health Insurance Card works alongside Romania's public health insurance system, and the registration steps employers need to get right for both EU and non-EU staff.
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Bulgaria Shortens Seasonal Worker Registration From 10 Days to Three: What Employers Need to Know
Bulgaria's government approved amendments to seasonal worker registration rules this summer, cutting the registration deadline and simplifying document requirements. Here is what changed and how employers should adapt.
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Germany Fast-Tracks Recognition of Foreign Healthcare Qualifications from November 2026
A law overhauling how Germany recognizes foreign healthcare qualifications takes effect on 1 November 2026, replacing document-based equivalence reviews with standardized knowledge examinations for non-EU physicians, dentists, pharmacists and midwives.
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Setting Up Payroll and Employer of Record in Serbia: A Practical Guide for Employers
A step-by-step guide for employers deciding between a local Serbian entity and an Employer of Record, covering tax and CROSO registration and the realistic onboarding timeline for a first hire.
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US Suspends Microsoft and IT Firms From Green Card Sponsorship: What It Means for Tech Mobility Planning in Romania
The US has indefinitely suspended Microsoft, Adobe and six IT services firms from PERM green card sponsorship. Here is what changed, why it matters beyond the named companies, and how Romania's D/AM1 route fits into tech mobility planning.
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The EU's Fair Labour Mobility Package: What a Digital A1 Certificate Will Mean for Romanian Employers
The European Commission has proposed digitalising the A1 certificate that proves a posted worker's social security coverage. Here is what the proposal covers, its timeline, and what Romanian employers should do now.
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Posting Workers to Germany: A1 Certificates and Zoll Notification Rules for Romanian, Bulgarian and Serbian Employers in 2026
A practical compliance guide for employers in Romania, Bulgaria and Serbia posting staff to Germany on temporary assignment, covering A1 certificates, Zoll notification and sector minimum wage rules.
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Intra-Corporate Transfer Permits in Bulgaria: An Employer Compliance Guide
A practical guide for multinational employers on how Bulgaria's Intra-Corporate Transfer permit route moves managers, specialists and trainees into a Bulgarian group entity faster than the standard work permit process.
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Residence Permit Renewal and Address Changes in Romania: A Compliance Guide for Employers of Non-EU Staff
A practical guide for HR and mobility teams on filing residence permit renewals and IGI address-change notifications for non-EU employees already working in Romania, and what happens if authorization lapses.
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Collecting a Romanian Residence Permit by Power of Attorney: A Practical Guide for Employers
A step-by-step look at when an employer representative can collect a non-EU employee's residence permit from the General Inspectorate for Immigration, and what the supporting power of attorney needs to say.
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Nestlers Group Details Case-Management Approach Behind Cross-Border Compliance Work in Romania, Bulgaria, Serbia and Germany
Nestlers Group describes how a structured, technology-supported case-management approach underpins its immigration, tax, and relocation compliance work for employers across Romania, Bulgaria, Serbia, and Germany.
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Intra-Corporate Transfers to Romania in 2026: How the ICT Permit Works Under GEO 32/2026
GEO 32/2026 abolished the IGI secondment notice and limited classic posting to EU-based employers, making the ICT permit the main route for moving non-EU group staff into Romania.
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