Blog

Legal assistance for foreigners at airports in Spain is a fundamental right when an individual is held in an inadmissibility room or subjected to a denial of entry procedure. In these initial hours, the intervention of a lawyer specializing in airport immigration law can be decisive in preventing immediate return, ensuring respect for the affected person's rights, and acting effectively within an extremely fast administrative procedure.

Infographic of the CNMV supervision process under MiCA and the steps for CASP registration, prepared by IN DIEM Abogados and Cryptoveritas 360.

How does CNMV supervision work under MiCA?

Compliance, Cryptocurrencies, MiCA licence, New Technologies, Uncategorized

The CNMV takes on a central role under MiCA: it authorizes, supervises, and controls CASPs. Discover how the process works, what the regulator requires, and how to prepare.

Success story in the technical rectification and reconstruction of a cryptocurrency gains and losses report that saved €27,600 in taxes

Errors in Crypto Tax Software: How Our Technical Rectification Prevented €27,600 in Undue Taxes

Crypto Income Tax, Cryptocurrencies, Tax, tax liability, Taxation

An error in crypto tax software incorrectly reflected a fictitious holding of over 3 BTC. Thanks to prior technical rectification and blockchain analysis, the payment of €27,600 in undue taxes was avoided.

Legal remedies and actions after an airport detention: how to challenge a refusal of entry in Spain

Immigration, International

Have you been refused entry at an airport or returned to your country? Find out what legal remedies are available to challenge a refusal of entry in Spain, remove entry bans, and protect your immigration record. A comprehensive guide prepared by IN DIEM Abogados, specialists in airport refusals of entry and immigration law.

DAC7: What the Tax Agency Does with Received Data and How It Uses It in Inspections. What Do They Review and How to Defend Yourself?

25 Feb 2026

tax liability, Taxation

The DAC7 Directive has significantly strengthened the Tax Agency's ability to control economic activity carried out through digital platforms. In this article, we analyze how the Tax Agency uses the data received, what automatic cross-checks it performs, which profiles present a higher risk of inspection, and how to anticipate these by means of proper tax planning and regularization.

MXC Bit2Me claim for cancellation of trades and blocking of funds on an exchange

MXC Bit2Me Claim: Transaction Cancellation and Funds Blocking

20 Feb 2026

Uncategorized

The incident affecting the MXC token price on Bit2Me has led to trade cancellations, account freezes, and claims for the return of funds. We analyse whether it is possible to file an MXC Bit2Me claim and what rights affected users have.

DAC7 in Spain and tax obligations for digital platforms

DAC7 in Spain: what it is, who it affects, and how it impacts digital platforms and companies

18 Feb 2026

tax liability, Taxation

DAC7 in Spain imposes new tax obligations on digital platforms and sellers. We analyse who it affects, what is reported to the Tax Agency, and how to comply.

Swiss Capital case: legal and technical analysis of a fraudulent investment platform

10 Feb 2026

Criminal, Cryptocurrencies, Cryptocurrency scam

IN DIEM Abogados, together with Cryptoveritas 360, analyses Swiss Capital’s operations and its network of investment platforms. Learn how the structure worked, how the funds can be traced, and which legal and technical actions can be activated to protect those affected by potential crypto-asset scams.

Deka Group Case: Legal and Technical Analysis of a Fraudulent Investment Platform

10 Feb 2026

Cryptocurrency scam

If you have invested in Deka Group and cannot withdraw your money, or if you are being asked for payments to “release funds,” IN DIEM Abogados can help you. Together with Cryptoveritas 360, we have analyzed the platform's structure, reconstructed the flow of funds, and detailed the legal tools available to protect investors against suspected crypto asset fraud.

Real penalties and infractions for non-compliance with DAC7

04 Feb 2026