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🗓️ Calendar · Form 303 · Form 349 · OSS

Tax calendar for an online store in Spain

What you file every quarter, every month and every year when you sell online from Spain, with the Spanish Tax Agency and OSS deadlines. Ready to download to your calendar.

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In short

Every quarter: VAT (Form 303), transactions with the EU (Form 349) and, if you are registered for OSS, Form 369 by the last day of the following month. Forms 303 and 349 from 1 to 20 April, July and October, and from 1 to 30 January for the fourth quarter.

Every year: in January, the VAT summary (Form 390) and what marketplaces report about your sales (DAC7); in February, Form 347. Download it to your calendar and the reminders arrive on their own, with time to spare.

Works with Google Calendar, Outlook and the iPhone calendar. They are reminders a few days ahead of each 2027 deadline.

Every quarter

FormWhat it isWhoDeadline
303VAT for the quarterEveryone except the self-employed under the equivalence surcharge scheme (recargo de equivalencia)From 1 to 20 April, July and October; from 1 to 30 January for the fourth quarter
349Transactions with EU businesses and transfers of your own stockAnyone who has themSame deadlines as Form 303; monthly if you exceed €50,000 in the quarter or in any of the previous four
369 (OSS)VAT on sales to consumers in other EU countriesAnyone registered for OSSBy the last day of the following month: 30 April, 31 July, 31 October and 31 January. It is not extended if it falls on a weekend
130Personal income tax (IRPF) instalmentSelf-employed under direct assessmentSame deadlines as Form 303
111 and 115Withholdings on salaries, professional fees and rentIf you withholdFrom 1 to 20 April, July, October and January: the fourth-quarter one is not extended to the 30th
202Corporate tax instalmentCompanies required to pay itFrom 1 to 20 April, October and December

Every month

FormWhat it isWhoDeadline
369 (IOSS)VAT on imports of up to €150 sold to consumersAnyone registered for IOSSBy the last day of the following month; it is not extended if it falls on a weekend
IntrastatStatistics on goods coming in from and going out to other EU countriesAbove the thresholdBy the 12th of the following month
Returns in other countriesVAT in each country where you have a VAT numberAnyone holding stock abroadDepends on each country: monthly or quarterly, and in several (Germany, Italy…) an annual one as well

Every year

FormWhat it isWhoDeadline
390Annual VAT summaryEveryone except those on the SII or under the equivalence surcharge schemeFrom 1 to 30 January
180 and 190Annual withholding summariesIf you withhold taxFrom 1 to 31 January
238 (DAC7)What marketplaces report about your salesPlatforms established in Spain; the rest report to their own tax authority, which passes it on to the Spanish Tax AgencyJanuary: worth checking that it matches what you declare
347Transactions with the same customer or supplier above €3,005.06 in the yearEveryone except those on the SIIFebruary
100Personal income tax returnFreelancersFrom April to 30 June
200Corporate taxCompaniesFrom 1 to 25 July, if the financial year matches the calendar year

If the last day falls on a Saturday, Sunday or public holiday, the deadline for Spanish Tax Agency forms moves to the next working day, except for OSS and IOSS: their deadline is not extended and, if the last day falls on a weekend, you have to file earlier. If you pay by direct debit, the deadline ends a few days earlier. The deadlines are confirmed each year against the official calendar of the Spanish Tax Agency (AEAT).

If you are self-employed in retail under the equivalence surcharge scheme (recargo de equivalencia), you do not file Form 303 or Form 390 for your sales; if you buy from businesses in other EU countries or pay fees under the reverse charge, you file Form 309.

Frequently asked questions

When is the OSS return filed?

Every quarter, by the last day of the following month: 30 April, 31 July, 31 October and 31 January. The deadline is not extended if that day falls on a weekend. IOSS is monthly, also by the last day of the following month.

Does an online store file anything different from any other business?

The same as any business, plus what sales to other countries bring: Form 349 if you sell to EU businesses, transfer stock or pay fees and advertising to businesses in other EU countries; the OSS or IOSS return if you are registered for them, and the returns in each country where you have a VAT number.

What is Form 238?

The return with which platforms established in Spain report to the Spanish Tax Agency what their users sell (DAC7), every January, if you reach 30 sales or exceed €2,000 in the year. Amazon, Etsy and others report to their own tax authority (Luxembourg, Ireland…), which passes it on to the Spanish Tax Agency. You don't file it yourself, but it is worth checking that it matches your returns.

Tell us about your store

Book a 15-minute call or write to us. We'll tell you what you need: VAT registration in whichever country, OSS and IOSS, EPR, US sales tax or your store's accounting. No obligation.

Content reviewed by lawyers and tax advisers · Updated October 2026.

Official sources: Agencia Tributaria (Spanish Tax Agency): electronic office · European Commission: VAT One Stop Shop (OSS and IOSS)