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FAQs and articles about taxes
Articles
How to issue invoices correctly: the details you cannot leave out
A badly made invoice is neither deductible nor valid before Hacienda.
Read article →Tax · August 2026How an SL is set up: steps, share capital and timelines
Minimum capital, the 5 steps in the process, and how long it takes: the full guide, with a notary or through CIRCE.
Read article →Tax · August 2026Can you deduct rent, electricity or phone if you work from home?
Yes, but only the proportional part: here is how it is calculated.
Read article →Tax · August 2026Mandatory electronic invoicing: what it is and how it differs from Verifactu
Who it applies to, from when, and how it differs from Verifactu: the two rules people mix up the most.
Read article →Tax · August 2026What expenses self-employed workers in Spain can deduct (and how to prove them)
The list of deductible expenses is not the hard part. Proving them is.
Read article →Tax · August 2026How to read the tax forms we file on your behalf (Self-employed)
Modelo 100, 111, 115, 130, 303, 390, 180, 190, 347 and 349, explained.
Read article →Tax · August 2026How to read the tax forms we file on your behalf (SL)
Modelo 111, 115, 200, 202, 303, 390, 180, 190, 347 and 349, explained.
Read article →Accounting · August 2026How to improve your business profitability, not just stay compliant with Hacienda
What your balance sheet and profit and loss account are already telling you.
Read article →Tax · August 2026What percentage of your income you should set aside each month for taxes
A practical guide to not coming up short on your quarterly payment.
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