Spain's Tax Agency fines Wallapop sellers €300 for data breaches

Wallapop: 30 sales or €2,000 income trigger tax agency control

Since January 1, 2024, anyone selling more than 30 products or earning over €2,000 a year on second-hand platforms falls under the tax radar. The obligation does not fall on the seller: it is Wallapop, Airbnb, Vinted, or eBay that must collect personal data and submit it to the Agencia Tributaria (Spanish Tax Agency). Platforms have two months from the publication of the ministerial order in the BOE (Official Gazette) setting the reporting model.

The details are surprising. The threshold is measured by revenue volume and number of transactions, not profit. Selling 31 items at €60 each triggers the alert even without making a cent. An unresolved doubt remains: whether items sold in 2023 count, given the rule anchors the reporting obligation to January 1, 2024.

What DAC7 requires and which activities it affects

The mandate comes from Brussels. Directive 2021/514, known as DAC7, approved on March 22, 2021, requires digital operators to exchange tax information with administrations. Spain transposed this mandate in December 2022 and set the penalty regime in the law of May 24, 2023.

The transposition lists three obligations: procedures for collecting and verifying seller data, registration in the census, and supplying information to the Administration. Four activities fall under this umbrella: renting real estate, personal services, sale of goods, and renting any means of transport. The text adds a nuance platforms read carefully: when an operator outsources due diligence to a third party, responsibility remains theirs.

€300 fine for false data and account blocking

The penalty regime has three tiers and they should not be confused. A seller providing false personal information or failing to deliver it on time faces a €300 fine. Those who flatly refuse to provide data will see their account blocked until they do.

For platforms, the figure drops: €200 when they fail in determining non-reviewable sellers, collecting or verifying information, determining residency state, or gathering data on rented properties. There is a third, less discussed amount: €600 for intermediaries exempted by professional secrecy who fail to properly communicate that exemption to clients on time, or do so with false or incomplete data.

"Handover in person and don't close the sale": old tricks

As soon as the crackdown was known, resistance manuals appeared. Some argue it suffices to complete the deal in hand and not mark the sale as completed in the app: without a registered closure, there is no operation to declare. This is a practice that, as admitted without shame, existed before.

Another option considered is multiplying bank accounts and profiles to dilute volume and stay below the threshold. The core issue is not new: some claim there is an army of sellers operating like real stores, with new products, permanent stock, and continuous invoicing, who have gone unnoticed for years. The suspicion is that the first sweep will target simple profiles, while those using fake data or intermediaries will be left for a second phase.

Without purchase receipt, calculating gain is impossible

Here appears the technical problem nobody solves. Taxing the sale of used goods requires calculating capital gains, i.e., the difference between income and cost. But nobody keeps the receipt for a washing machine bought twelve years ago, or a vinyl record from a flea market. If the item came via inheritance, gift, or directly from a container, things get messier: selling for one euro generates, on paper, a one-euro gain. Without proof, the obvious risk is settlement applied to total income.

Professional sellers operating under the Special Regime for Used Goods, as one explains in the thread, have their own formula. They are registered and pay 21% VAT on the margin, not the final price. The circulating example: buying a vinyl collection for €75 and selling for €145 leaves €70 gross profit, and the 21% is calculated on those €70. For individuals reselling their own stuff, that breakdown simply doesn't exist.

Contradiction with circular economy discourse

Part of the analysis points out the short-circuit: reuse has been promoted for years as an environmental banner, and now that same resale enters the radar. The argument extends to cars and boilers, where replacing functional items with eco-labeled ones is incentivized. The criticism fits in one line: taxing second-hand reduces the incentive not to buy new. On objects that already paid VAT at origin, they add, people pay again.

Does the Tax Agency have resources to pursue occasional sellers?

Doubt pervades the whole issue. One school holds that the Administration won't spend officials on someone getting rid of a washing machine, focusing instead on big cases: car resale, mechanics, profiles placing brand-supplied products. Others believe the opposite, pointing to automated inspections where the burden of proof would fall on the taxpayer, with most paying small fines voluntarily rather than litigating.

The most uncomfortable calculation is proportionality. €2,000 annual income is about €166 a month; with a 50% margin, the real profit intended to be taxed is around €83 monthly. That's where the discussion stalls: nobody has yet explained exactly when household tidying stops and business begins.