What are Act 14, 15, and 16 and why are they so important?

17.03.2026, Nicola Stoyanov Jr.

Acts 14, 15, and 16 are key stages in the construction of any new building, certifying its condition – from completed rough construction to official permission for use. For you as a buyer or investor, they are directly related to the security of the invested funds, the real progress of the project, and the possibility to use the property legally.

What are Acts 14, 15, and 16?

These acts are official protocols regulated by Bulgarian legislation, certifying different stages of construction. They are part of the process of control and commissioning of the building.

To better understand their role, it is important to pay attention to their main characteristics:

  • regulated by the Spatial Development Act and Ordinance №3;

  • certify actually performed construction and installation activities;

  • signed by all key participants in the construction process;

  • guarantee compliance with the approved investment project.

As a result, these documents build a clear control system that protects the interests of all parties in the process.

What is the logic of the sequence?

The process of issuing the acts is strictly sequential, and each step has a specific function. This is not a formality but a mechanism for control and security. In practice, this process goes through three clearly distinguishable stages:

  1. Completion of the structure and issuance of Act 14

This is the first key moment, certifying that the building has a constructed load-bearing structure.

  1. Full completion of the construction and signing of Act 15

At this stage, the building is fully constructed and ready for acceptance.

  1. Issuance of Act 16

The building is commissioned and can be used legally.

This sequence guarantees that each subsequent stage is based on a checked and accepted previous one.

Act 14 and its significance for the buyer

Act 14 marks the completion of the rough construction and is the first essential quality check of the execution. It certifies that the load-bearing structure is built according to the approved project.

This document is issued after the completion of all structural elements – foundation, columns, slabs, and roof. It is here that it is confirmed that the building has a stable base on which construction can continue.

For you as a buyer, this moment is particularly important. On one hand, the risk related to the structure is significantly reduced. On the other hand, the units in the building can already be transferred as separate properties.

Act 15: Final stage of construction and installation activities

After the construction is fully completed, Act 15 is drawn up. It certifies that all construction and installation activities have been completed according to the project.

At this stage, the building already has a finished exterior, installed systems, and functioning common areas. This includes electrical, plumbing, and ventilation systems, as well as finishing works.

Signing this document is the moment when the builder hands over the property to the investor. For you, this often means real access to the property and the possibility to start interior finishing works.

However, it is important to note that the building still does not have a permission for use and is formally not commissioned.

Act 16: The moment when the investment becomes a real asset

Act 16 is the final stage in the construction process. It represents the permission for use, issued by the competent authorities, certifying that the building is fully completed and safe for habitation.

After its issuance, the building exists as a legally functioning object. This means that all installations have been checked, the surrounding environment is completed, and there are no deviations from regulatory requirements.

For you as an owner, this moment brings real practical benefits:

  • possibility for legal habitation of the property;

  • opening of individual electricity and water accounts;

  • possibility to insure the property;

  • full freedom to sell or rent out.

This is the stage where the investment acquires a completed form both legally and functionally.

Why are these acts so important?

The significance of these documents is not limited to the administrative part. They are directly related to the risk, security, and value of the investment.

In practice, they perform several key functions:

  • provide legal security and guarantee the legality of the construction;

  • reduce the risk of defects and discrepancies;

  • determine possibilities for bank financing;

  • directly affect the market value of the property.

Understanding these stages gives you the opportunity to make informed decisions and avoid potential problems.

How to assess the risk when buying "off-plan"?

Buying a property under construction is always associated with a balance between risk and potential return. One of the clearest indicators of this balance is precisely the stage of construction.

To orient yourself more easily, you can consider the following logic:

  • before Act 14 – higher risk but lower entry price;

  • after Act 14 – balanced ratio between risk and potential;

  • after Act 15 – lower risk but limited potential for appreciation;

  • after Act 16 – minimal risk and maximum security.

The most important factor remains the quality of the project and the reliability of the builder. It is precisely the combination of these elements that determines whether an investment will be successful both as a financial strategy and as a lifestyle choice.

Frequently Asked Questions

  1. How to check if a building has Act 16?

By checking with the municipality or through the property documentation.

  1. Is it possible to get a loan before Act 16?

Yes, but financing is usually staged and depends on the progress of the construction.

  1. Does the building category matter for Act 16?

Yes, because it determines whether a permission for use or a certificate of commissioning is issued.

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