O débito direto falhou, causando o incumprimento.

Débito direto is the standard European Portuguese term for direct debit.

• débito = debit
• direto = direct

Together they form a fixed banking expression, so it is best learned as one unit: débito direto.

In Portugal, this is the normal term you would see in banking, bills, and contracts.

O is the masculine singular definite article, meaning the.

It appears because débito direto is a masculine singular noun phrase:

• o débito
• o débito direto

So O débito direto means the direct debit.

Because the noun débito is grammatically masculine in Portuguese. That is simply part of the word and must be learned with it.

So you say:

• o débito
• um débito
• débito direto falhou

And not a débito.

The accent in débito shows the stressed syllable:

• dé-bi-to

Without going too deeply into spelling rules, the accent tells you that the stress falls on the first syllable, not later in the word.

So it is pronounced roughly like DEH-bi-tu in European Portuguese.

Falhou is the pretérito perfeito form of the verb falhar, meaning to fail.

So:

• falhar = to fail
• falhou = failed

In this sentence, falhou means the direct debit did not go through successfully.

Examples:

• O sistema falhou. = The system failed.
• O pagamento falhou. = The payment failed.
• O débito direto falhou. = The direct debit failed.

Because falhou refers to a completed event: the direct debit failed at a specific moment.

• falhou = failed, completed action
• falhava = was failing / used to fail / would fail in context

In administrative or banking language, falhou is the normal choice when reporting a specific failed payment.

So the sentence describes one completed event that then caused another consequence.

The comma separates the main event from its consequence.

• main event: O débito direto falhou
• resulting consequence: causando o incumprimento

So the comma helps show that the second part explains what resulted from the first part.

In English this works like:

• The direct debit failed, causing the default/non-compliance.

Yes. Causando is the gerund of causar.

• causar = to cause
• causando = causing

Here it expresses result or consequence:

• falhou, causando... = failed, causing...

This structure is understandable and quite natural in formal written Portuguese, especially in administrative language.

That said, European Portuguese often also uses alternatives such as:

• O débito direto falhou, o que causou o incumprimento.
• O débito direto falhou, provocando o incumprimento.

Yes, but with a small note.

European Portuguese generally uses the gerund less freely than Brazilian Portuguese in many everyday situations. However, in formal writing, reports, notices, and administrative texts, a structure like:

• falhou, causando o incumprimento

is perfectly normal and clear.

So for this sentence, it does not sound wrong or un-Portuguese. It sounds rather formal and official.

Incumprimento is a formal noun meaning something like:

• non-fulfilment
• non-compliance
• breach
• default

The exact English translation depends on context.

In banking or contract language, incumprimento often refers to failure to meet an obligation, such as not making a payment on time.

So in this sentence it suggests that the failed direct debit led to a failure to meet a required payment or obligation.

Both can exist, but incumprimento is the standard single-word formal noun and is very common in Portugal, especially in legal, financial, and administrative contexts.

• incumprimento = non-compliance, breach, default
• não cumprimento = literally non-fulfilment, but less fixed and often less idiomatic in this type of formal wording

For official notices, incumprimento sounds more natural and more precise.

Because incumprimento is also a masculine singular noun:

• o incumprimento
• um incumprimento

So causando o incumprimento means causing the non-compliance/default.

The definite article o can suggest a specific instance of failure to meet an obligation, not just the abstract idea.

It is understood, but it is especially characteristic of European Portuguese and formal legal/administrative language.

In Brazilian Portuguese, other expressions may be more common depending on context, such as:

• inadimplência
• descumprimento
• não cumprimento

Since your sentence is European Portuguese, incumprimento is absolutely appropriate.

Yes. That is also grammatically correct.

Compare:

• O débito direto falhou, causando o incumprimento.
• O débito direto falhou e causou o incumprimento.

The version with causando feels slightly more formal and compressed.
The version with e causou is more direct and explicit.

Both work, but the original sentence has a more official written tone.

Yes, mostly. Débito direto is a set expression, so you should learn and use it in that order.

• débito direto = correct
• direto débito = incorrect

This is similar to many fixed banking or legal terms that do not translate word-for-word in a flexible way.

A rough European Portuguese approximation would be:

U DEH-bi-tu di-REI-tu fa-LYO, kau-ZAN-du u in-kum-pri-MEN-tu.

A few points:

• o often sounds closer to u in European Portuguese
• direto is stressed on re
• falhou has the lh sound, similar to the lli in million for many English speakers
• incumprimento is stressed on men

This is only an approximation, but it helps with the main stress pattern.

Yes, definitely. It sounds formal, administrative, and written rather than conversational.

You might see this kind of sentence in:

• bank notifications
• payment notices
• debt collection messages
• contract-related documents

A more everyday spoken version might be something like:

• O débito direto não passou e isso causou o incumprimento.

But the original is very natural for official communication.