Insights

TaxFactory Business Blog

Tips and guides for your journey

36 published guides

Online shop owner reconciling orders, parcels and marketplace payouts with an adviser
19 min read

Ecommerce Tax Adviser in Spain: What to Check

Check whether your ecommerce tax adviser covers place-of-supply rules, marketplaces, OSS/IOSS, returns, invoicing and transaction reconciliation.

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Business owner reconciling invoices, bank records and tax reports at an organised desk
18 min read

What the Spanish Tax Office Knows About Your Business

See which business data AEAT receives, what it does not know automatically, and how to reconcile your accounts before filing in Spain.

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Growing business team meeting advisers around financial and company records
20 min read

When Your Business Outgrows Its Accounting Firm

Diagnose when growth calls for employment, legal, financial or tax-dispute support beyond a basic accounting and filing service in Spain.

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Business owner reviewing five warning signs in an accounting firm relationship
18 min read

5 Signs Your Accounting Firm Has Become a Problem

Use this five-sign self-diagnosis to assess repeated communication, warning, context, scaling and fee problems with your accounting firm.

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Organised document handover between a business and its new accounting firm
23 min read

How to Switch Accounting Firms in Spain Without Losing Control

Learn how to switch accounting firms in Spain without losing records, missing tax filings or paying twice during the handover.

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Senior tax adviser and business owner preparing an organised inspection file in a bright office
19 min read

Spanish Tax Inspection: What Happens and How to Prepare

A practical account of how AEAT tax inspections unfold, what inspectors review and how Spanish freelancers and companies can prepare.

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Ajar door at dusk with folders on the threshold, no text
13 min read

Freelancer deregistration: which obligations stay alive afterwards

After leaving self-employment, VAT, IRPF, RETA, withholdings and open invoices do not switch off alone: a map of what stays alive and how to close it.

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Wooden stamp box with one covered slot and an arrow to another, no text
14 min read

Wrong IAE heading: when to correct the census and activity

If the IAE heading no longer matches what you do after a pivot, when to correct the census with modelo 036 and what it means for the charge.

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