Insights

TaxFactory Business Blog

Tips and guides for your journey

30 published guides

Empty metal inbox tray and hourglass on a desk, no text
15 min read

Mandatory electronic notifications: do not ignore the DEHú

Who must use the DEHú, the 10-day deadline, email alerts, powers of attorney and what happens if nobody opens a Tax Agency notification.

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Self-employed business owner reviewing an invoice and supporting evidence for a professional expense, with a personal item set apart
17 min read

Business expenses your tax adviser will not defend

Learn which expenses Spanish freelancers and companies may deduct, what evidence they need and why an invoice alone may not be enough.

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Organised folders and a closed laptop beside an empty meeting room while two professionals prepare documents
15 min read

Accounting before a funding round in Spain

Prepare your Spanish company for investor due diligence with reconciled accounts, a clear cash forecast and defined roles for your accountant and finance lead.

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Hands comparing two accounting documents with amber tabs marking discrepancies
16 min read

How to correct accounting and tax errors in Spain

Found an error in your accounts or tax returns? Check the evidence, choose the right Spanish correction route and agree who handles the repair.

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Adviser making a phone call beside a wall organiser of quarterly tasks
16 min read

What your accountant should do each quarter in Spain

A practical quarterly service checklist for freelancers and small businesses in Spain: reviews, tax filings, useful reports and timely advice.

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Workshop owner discussing a document with an adviser beside unfinished furniture
16 min read

The Real Cost of Poor Tax Advice for Businesses in Spain

Assess the cost of poor tax advice in Spain: correction fees, missed deductions, payroll gaps and delayed decisions, with practical checks.

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Business owner comparing plans with two advisers in a bright Spanish office
20 min read

Freelancer to Limited Company: When Should You Switch?

A numbers-led guide to moving from autónomo to a Spanish SL: tax, setup costs, old debts, employees and transition mistakes to avoid.

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Freelancer in Spain reviewing international invoices and client payments with a tax adviser
20 min read

Foreign clients: seven tax mistakes Spanish freelancers make

Seven tax errors Spanish freelancers make with foreign clients, from VAT and withholding to treaties, platform records and corrections.

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