New book weighs the true cost of relocating to Spain, Andorra and Monaco

Quiet Capitals, released today on Kindle, compares the 10-year property, residency and tax costs of moving to Spain, Andorra and Monaco for ultra-high-net-worth families. The book lands as all three jurisdictions shift their rules, from Spain’s tax changes to Andorra’s higher residency thresholds.

Why it matters: - Quiet Capitals is aimed at UK and Northern European families with €1 million to €10 million in assets who are weighing relocation to Spain, Andorra or Monaco. - The book models the full cost of moving, including property purchase, residency upkeep, annual tax exposure and succession liability over 10 years. - The timing matters because Spain, Andorra and Monaco have all changed or tightened key rules that affect the economics of relocation.

What happened: - Property analyst Alex Thornbury released Quiet Capitals on Kindle today as a side-by-side comparison of Spain, Andorra and Monaco. - The book also covers paperback and hardback editions, and is available now on Amazon. - The analysis highlights Spain’s Beckham Law filing deadline, Andorra’s higher passive-residency investment threshold and Monaco’s residency requirements.

The details: - Spain’s special inbound-worker regime requires new residents to file Form Modelo 149 within six months of registration with Spanish Social Security. - Missing that window closes the regime permanently, with no late correction or appeal. - Spain’s Ley 7/2024 lifted the top rate of savings-income tax to 30% on gains above €300,000, effective from the 2025 tax year. - Andorra’s Omnibus 2 law, in force since 13 February 2026, raised the minimum investment for passive residency from €600,000 to €1 million. - Andorra also added a non-refundable payment of €50,000 for the principal applicant and €12,000 for each dependent. - A passive-residency applicant buying property in Andorra now commits well over €1 million before living costs. - Monaco’s carte de séjour requires roughly three months of physical presence a year, while tax residency requires 183 days. - The book says Monaco’s rules are often marketed differently than they are administered in practice. - Quiet Capitals includes the post-2023 Beckham regime, the Andorran reform, Monaco’s carte de séjour rules, the 1957 Franco-Monégasque tax convention, a ten-year cost-of-ownership model, a 12-month relocation process map, and succession structures. - The book’s Chapter 3 uses a comparative grid that models the same hypothetical household across all three jurisdictions on the same time horizon. - Source material includes Knight Frank, Savills and Financial Times reporting, plus primary documents from the Spanish Agencia Tributaria, the Govern d’Andorra and Monaco’s published legislation. - Thornbury maintains a public errata page, and material corrections will roll into a second edition planned for 12 to 18 months after first publication. - Quiet Capitals is a 315-page non-fiction book with Kindle ASIN B0H3QSJDVK, paperback ISBN-13 9798199754484 and hardback ISBN-13 9798199758796. - Media and review-copy requests go to press@alexanderthornbury.com, and the press kit is available at the press kit.

Between the lines: - The book is not just a relocation guide; it is a cost-comparison tool built for families trying to quantify the tradeoffs between lower tax, higher residency hurdles and expensive property markets. - Spain’s higher tax rate and Andorra’s stricter residency costs make the headline attractions of each destination more conditional than they may first appear. - Monaco remains the prestige option, but physical-presence and tax-residency rules narrow the pool of families who can actually use it.

What’s next: - Thornbury plans a second edition within 12 to 18 months, with corrections folded in as rules and market data change. - The author will continue publishing market commentary on European cross-border property analysis. - Quiet Capitals positions itself as independent commentary and analysis, not legal, tax or investment advice.