Registered Mail Code 788: A Guide to Its Meaning and What to Do Immediately

Published on Dec 01, 2025
Updated on Dec 01, 2025
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Close-up of a registered mail delivery notice showing the identification code 788.

Finding a delivery notice in your mailbox can cause some apprehension. That small white or green slip is proof of a failed delivery attempt and the start of a little mystery: who sent the communication and, most importantly, what does it contain? When registered mail code 788 appears on this notice, the uncertainty can grow. This article aims to provide clarity, explaining in a simple and direct way the meaning of this code, who the possible senders are, and what concrete steps to take. Dealing with bureaucracy can seem complex, but knowing the correct procedure is the first step to managing the situation with awareness and without stress.

In a world that moves fast with digital communications and instant notifications, the postal system maintains a crucial role for legally binding communications. Registered mail with return receipt (Raccomandata A/R) still represents the fusion of tradition and the need for legal certainty. Understanding the associated codes, like 788, means knowing how to navigate this system, turning a potential source of anxiety into a manageable task. This guide is designed to offer practical tools to anyone facing this notice, providing clear answers and precise instructions on how to act correctly.

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Deciphering the Delivery Notice: The Role of Code 788

The delivery notice is the document the mail carrier leaves when they cannot deliver a registered letter directly to the recipient. This slip contains essential information, including the post office where the letter is being held and, most importantly, a barcode whose first digits are key to guessing its nature. Code 788 is part of a series of codes (those starting with 75, 76, 77, 78, 79) that almost always identify judicial or administrative acts. Therefore, receiving a notification with this code signals the arrival of a formal communication that requires attention.

Unlike other codes that might indicate simple commercial communications, the 78 series, and particularly code 788, is strictly associated with notifications of a certain legal or fiscal weight. It could be a fine, a document issued by a court, or an important communication from a public entity. For this reason, once the code is identified, it is crucial not to underestimate the notice and to collect the registered letter as soon as possible to understand its exact contents and act accordingly.

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Who is the Sender of a Registered Letter with Code 788?

Identifying the sender with certainty before collecting the envelope is almost impossible, as the law protects the privacy of communications. However, code 788 significantly narrows down the field of possible senders. In the vast majority of cases, the sender is a public entity or authority that needs to serve a document with legal value. Among the most common senders are the Agenzia delle Entrate (the Italian Revenue Agency), the Agenzia delle Entrate-Riscossione (formerly Equitalia), municipalities, regions, or other local authorities. The INPS (National Social Security Institute) or a judicial authority, such as a court, may also use this type of shipment.

Often, the delivery notice indicates the city of origin or a Postal Mechanization Center (CMP), such as Bologna CMP or Milan CMP. This information refers to the mail sorting center and not the actual sender. Although online tracking on the Poste Italiane website may provide a few more details about the origin, only opening the envelope will reveal the precise identity of who sent the communication. At this stage, it is useful to consult specific guides on judicial acts or market mail to get a more complete picture.

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What Does a 788 Registered Letter Contain: The Most Common Possibilities

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Once it’s established that the sender is likely a public entity, the next question is about the content. A registered letter with code 788 can contain various types of documents, almost all of a fiscal or legal nature. Here is a list of the most frequent possibilities:

  • Fines for traffic violations: This is one of the most common reasons.
  • Tax bills: Notices sent by the Agenzia delle Entrate-Riscossione for unpaid taxes, duties, or contributions (e.g., IRPEF, VAT, car tax).
  • Tax assessment notices: Communications from the Italian Revenue Agency or local authorities (municipalities) for audits of tax returns or for local taxes like IMU and TARI.
  • Judicial acts: Although less frequent for this specific code compared to others, they can include summons to appear in court, payment injunctions, or other court orders.
  • Communications from social security institutions: Documents sent by the INPS regarding contribution or pension statuses.

It is important to emphasize that it is not always “bad news.” Sometimes, it could be a communication for a revaluation of property registry income or other notifications that do not necessarily imply an immediate payment but still require attention. The best thing to do is not to panic and to follow the correct steps for collection.

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Steps to Follow After Receiving a 788 Delivery Notice

Receiving a notice with code 788 requires timely and methodical action. The first and most important step is to not ignore the notice. The notification is legally binding, and pretending it doesn’t exist will not stop the bureaucratic process. Carefully check the details on the notice: name, address, and date of the delivery attempt. Next, go to the post office indicated on the slip to collect the envelope. Remember to bring a valid ID and the delivery notice itself. If you cannot go in person, you can delegate someone else by filling out the appropriate section on the notice. In case of a lost delivery notice, it is still possible to retrieve the shipment at the post office with your ID.

Once you have collected the registered letter, open it and read the contents very carefully. Clearly identify the sender, the subject of the communication, and, most importantly, the deadlines indicated for payment or for a possible dispute. Keep both the envelope and its contents safe, as they constitute proof of notification. Acting promptly is essential to protect your rights and avoid unpleasant consequences.

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Completed Storage Period (Compiuta Giacenza): What Happens If You Don’t Collect the Registered Letter

Many make the mistake of thinking that not collecting a registered letter can somehow “cancel” the communication. Unfortunately, the law provides for a mechanism called compiuta giacenza (completed storage period), which makes this strategy not only useless but harmful. For judicial acts, the notification is considered completed for the recipient 10 days after the envelope is deposited at the post office, even if it is not collected. For other registered mail, the period is 30 days. After these periods, the letter is returned to the sender, but by law, it is as if it had been duly delivered and read.

The consequences can be serious. If the document contained a fine, the deadlines for paying it at a discount will expire, and late payment interest may begin to accrue. If it was a tax bill, the creditor entity can initiate forced collection procedures. Ignoring a 788 registered letter means, in effect, giving up the opportunity to defend yourself, dispute the act, or make a payment on time. For a more in-depth understanding of this mechanism, it is useful to read the guide on storage and completed storage period.

How to Dispute or Pay: Actions to Take After Collection

After collecting and analyzing the contents of the 788 registered letter, two main scenarios open up. If the request is legitimate and correct, the next step is to proceed with payment within the indicated deadlines to avoid additional penalties. Payment methods are usually specified in the document and may include the PagoPA system, postal payment slips, bank transfers, or direct payments at the entity’s counters. It is essential to keep the payment receipt as proof of fulfillment.

If, on the other hand, you believe the request is incorrect, unfair, or unfounded, you have the right to file an appeal or a request for self-remedy (istanza di autotutela). In this case, the deadlines are very tight, and the procedures vary depending on the nature of the act. For a traffic fine, for example, you can appeal to the Prefect or the Justice of the Peace. For a tax notice, the point of contact is the entity that issued it. Given the complexity of the matter and the importance of deadlines, it is strongly recommended to consult a qualified professional, such as a lawyer, accountant, or labor consultant, to receive adequate assistance and avoid procedural errors.

In Brief (TL;DR)

Receiving a registered letter with code 788 means you have been served with a judicial act or a payment notice for fines or taxes, so it is crucial to understand what it is and act promptly.

In this guide, we will look at what this code means, who the possible senders are, and the correct steps to take.

Finally, the article explains the correct procedure to follow for collecting the document, as well as for any disputes and payments.

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Conclusions

disegno di un ragazzo seduto a gambe incrociate con un laptop sulle gambe che trae le conclusioni di tutto quello che si è scritto finora

Registered mail code 788, while understandably causing initial concern, is not an unknown enemy. It is a clear signal that an important communication of a legal or fiscal nature awaits us. The key to handling the situation without stress is awareness: knowing what the code means, who the possible senders are, and, above all, what steps to follow. Ignoring the delivery notice is always the worst choice, as the ‘compiuta giacenza’ mechanism makes the notification legally valid, precluding any possibility of defense or timely compliance. Acting promptly, collecting the communication, and analyzing its contents allows you to take control of the situation. Whether it’s paying a fine, settling a tax, or disputing a document, information and action are a citizen’s best allies for navigating the complex world of Italian bureaucracy.

Frequently Asked Questions

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What does it mean to receive a delivery notice for registered mail with code 788?

Receiving a notice for registered mail with code 788 means you have been sent a judicial act. It is a formal communication with legal value, usually from a public authority, an entity, or a court.

Who can be the sender of a registered letter with code 788?

The most common senders for a 788 registered letter are public entities. It is often the Italian Revenue Agency (Agenzia delle Entrate) for payment notices or tax audits, municipalities or local police for traffic fines, or a court for notifications related to civil or criminal proceedings.

What does a 788 registered letter usually contain?

The typical content of a 788 registered letter is an official document. In most cases, it is a fine for a traffic violation, a tax payment notice (like for IMU or TARI), a tax bill from the Agenzia delle Entrate-Riscossione, or an actual judicial act, such as a court summons.

What should I do in practice if I find a notice for a 788 registered letter?

You must go to the post office indicated on the delivery notice. You need to bring the notice itself and a valid ID. The registered letter is held for 30 days; after that, if not collected, it is returned to the sender but still produces its legal effects.

What are the consequences if I don’t collect a 788 registered letter?

Ignoring or not collecting a 788 registered letter is strongly discouraged. By law, the notification is considered completed through ‘compiuta giacenza’ (completed storage period) 10 days after the notice is deposited. This means the document will have its full legal effect (such as the start of collection procedures or the running of deadlines for an appeal) even if you have not physically collected the envelope.

Francesco Zinghinì

Electronic Engineer expert in Fintech systems. Founder of MutuiperlaCasa.com and developer of CRM systems for credit management. On TuttoSemplice, he applies his technical experience to analyze financial markets, mortgages, and insurance, helping users find optimal solutions with mathematical transparency.

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