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How to update the Spanish accounting of Odoo with Account Chart Update

Keep your accounting system adapted to tax changes and avoid errors in taxes and accounts
March 31, 2026 by
How to update the Spanish accounting of Odoo with Account Chart Update
Albert Cabedo


Why is it important to update the chart of accounts in Odoo?

A company's accounting is not static. Changes in tax regulations, new taxes, or modifications to official forms make it necessary to keep the accounting system updated.

In Odoo, the chart of accounts defines the structure on which all financial operations are recorded. If it is not properly adapted to legal changes, errors may arise in reports, taxes, or official declarations.

Therefore, properly updating the accounting is not just a technical task, but a necessity to ensure regulatory compliance and the reliability of financial information.



What is Account Chart Update and what is it for?

The moduleAccount Chart Update, developed by the OCA community, allows you to update the chart of accounts in Odoo without having to redo all the configuration from scratch.

This tool compares the current chart of accounts with an updated template and detects differences in:


01

Accounting accounts

02

Taxes

03

Tax codes

04

Tax positions


From there, it allows you to create new items or update existing ones, facilitating adaptation to tax changes or system improvements.



When is it necessary to use Account Chart Update?


This module is especially useful in situations such as:

  • Changes in Spanish tax regulations
  • Updates of Odoo versions
  • Bug fixes in manually configured taxes
  • Implementation of improvements in accounting localization

More information



How to update accounting step by step in Odoo

The update process is straightforward, but it must be done carefully to avoid errors:

1. Access the accounting settings

Within the Accounting module, go to the settings where the option to update the chart of accounts is located.

2. Run the update wizard

The system will analyze the differences between the current chart and the updated template.

3. Review the detected changes

Odoo will show which items will be created, modified, or deactivated. It is important to review this information before applying the changes.

4. Apply the update

Once everything is validated, the system update is executed.

This process allows you to keep accounting aligned with regulations without losing already recorded information.


Best practices before updating the chart of accounts

Before running an update with Account Chart Update, it is advisable to follow a series of best practices to ensure that the process is carried out without incidents.

First of all, it is essential to back up the database, as any change in the accounting structure can affect the existing information. It is also advisable to test the update in a testing environment before applying it to the production system.

In addition, it is advisable to review the current configuration of accounts and taxes to identify possible customizations that may be affected. This way, unwanted overwrites are avoided, and a more controlled and secure transition is ensured.


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Risks of not updating accounting correctly

Failing to keep the chart of accounts updated can lead to multiple problems:


01

Errors in tax filing

02

Incorrect financial reports

03

Accounting inconsistencies

04

Problems in audits or tax reviews


Additionally, uncontrolled manual modifications can lead to discrepancies that are difficult to detect in the long term.




The value of having specialists in Odoo

Although tools like Account Chart Update facilitate the process, their proper application requires accounting and technical knowledge. A poor update can directly affect data integrity.

At Contaldia, we help companies and freelancers keep their accounting in Odoo always updated, ensuring that the system complies with Spanish regulations and operates efficiently.

Our team combines accounting knowledge and experience in Odoo to ensure secure updates tailored to each business.





Conclusion

Updating accounting in Odoo with Account Chart Update is an effective solution to adapt to tax changes without losing control of the system. However, it is key to carry out this process in a planned manner and with the appropriate advice.

Anticipating these changes not only avoids errors but also allows for maintaining reliable, up-to-date accounting that is prepared for any regulatory requirements.

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