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How to change the name on an electricity contract in Spain in 2026: step-by-step guide

How to change the name on an electricity contract in Spain in 2026: step-by-step guide

Changing the name on an electricity contract is a common procedure when you buy, rent or inherit a property, or when the person responsible for the electricity supply changes. 

Although it may seem like a complex process, with the right information and by following the correct steps, you can do it quickly and easily. 

Below, we explain everything you need to know to manage the change of account holder on an electricity contract without complications. 

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How to change the electricity account holder with Repsol 

With Repsol, this procedure is simple and accessible, so you should have no problem completing it. You can do it from home without the process taking too long. 

Remember that this change must be requested by the new account holder

We offer three options to request the change of account holder: 

By phone: 

Contact us on 900 118 866. You will need to provide: 

New account holder:

  • Full name. 
  • NIF. 
  • Address. 
  • Contact details. 
  • Bank account number for direct debit. 

Previous account holder:

  • Full name. 
  • NIF. 
  • CUPS. 
  • Supply address. 

By email: 

Send the completed form and a copy of the new account holder’s ID to: 

modificaciones@repsolluzygas.com 

In person: 

You can also complete the process at one of our offices. 

Once we have received the information, we will manage your request within approximately 8 days

Requirements to change the name on an electricity contract 

The law establishes that the person listed as the contract holder must be the person who uses the electricity supply. 

In other words, if you are the owner living in the property or the tenant, the electricity contract should be in your name. This gives you full control over the supply and billing. 

The main requirements are: 

  • The new account holder must have a relationship with the property or with the rental/purchase contract. 
  • The required identification documents must be provided. 
  • The supply number or CUPS must be correctly indicated. 
  • There must be no errors in the bank details or contact information. 
Woman calling to change the name on the electricity bill

Types of electricity account holder change 

Depending on the situation, there are two main types of account holder change. 

Subrogation 

Subrogation consists of changing the contract holder without modifying the supply conditions. 

In other words, the new account holder becomes responsible for the electricity supply, but the contract remains active under the conditions already established. 

This type of procedure is usually the most common when moving home, inheriting a property or when the resident of the property changes. 

Transfer 

A transfer involves changing not only the account holder, but also other conditions associated with the contract, such as the tariff or even the agreement with the supplier. 

In these cases, the new person responsible for the supply can adapt it to their needs. 

If, when changing the name on the electricity contract, you also want to review the economic conditions of the contract, you can find out how to change your electricity tariff step by step. 

When should you change the electricity account holder? 

There are several situations that require a change in the electricity account holder. 

Death of the previous account holder 

When the person listed as the account holder dies, it is necessary to change the name to the corresponding new holder to avoid interruptions in the supply and ensure that payments are made correctly. 

Divorce or separation 

Changes in ownership or responsibility for the service must be reflected if the person staying in the property was not the electricity contract holder. 

Sale of the property 

After the sale of a property, the new owner must put the electricity supply in their name. 

This transfers responsibility for the service and helps avoid confusion over payments. 

Moving to a new home 

When you move to another property, it is advisable to put the contract in the name of the person who will actually use the supply. 

This ensures that payment management and contract conditions are correctly updated. 

Changes in property ownership 

Whether due to inheritance, donation or any other reason, it is necessary to change the electricity account holder so that the correct information appears in the energy supplier’s records. 

End of a rental contract 

When a rental contract ends, the electricity contract should be updated so that the new tenant has control of the supply and the previous tenant is no longer responsible for payments. 

Why is it important to change the account holder? 

There are several reasons why this process is necessary. 

It avoids problems with the energy supply: 

It ensures that the service is correctly registered in the name of the current responsible person, helping to prevent possible supply interruptions due to billing or ownership issues. If you want to understand how the amounts are broken down and which concepts appear on the bill, we help you understand your electricity bill. 

It allows the new account holder to control payments and the service contract: 

This guarantees efficient and problem-free management for the new person responsible for the supply. 

It helps prevent possible fraud or legal conflicts: 

Keeping the electricity service registered in the name of someone who is no longer responsible can lead to confusion, legal conflicts and possible fraud. 

It makes communication with the energy supplier easier: 

Any communication or request related to the service can be handled more efficiently. 

It protects the rights and responsibilities of the new account holder: 

The new person responsible for the service assumes all the rights and duties associated with it and can make informed decisions. 

In short, changing the account holder is essential so that the new person responsible can manage the supply, the company contracted and the price paid for the service. 

Once the change of account holder has been completed, they can also request a change in contracted power capacity if the property’s energy needs are different. 

Frequently asked questions about changing the electricity account holder 

The name change on the electricity supply contract is the responsibility of the new owner or tenant, who must request the change and provide the necessary documentation, including information about the previous account holder. 

The procedure can be carried out at the energy supplier’s physical offices, through its official website or by phone, depending on the options offered by the supplier

Changing the name of the person responsible for the electricity supply requires the consent of the current account holder, as well as their identification documents. 

There may be special circumstances, such as the death of the account holder, in which specific procedures may apply. 

Yes, this can be done in specific situations: 

  • With outstanding debts: 
    By requesting a change without subrogation, the debt remains the responsibility of the previous account holder. 
  • In the event of divorce or separation: 
    The spouse who remains in the property can take over the contract. 
  • In the case of a purchase or rental: 
    The new owner or tenant has the right and obligation to make the change. 
  • In the event of the account holder’s death: 
    The account holder status, together with any outstanding debts, passes to the person who inherits the property. 

The time required for the change to become effective may vary depending on the energy supplier and the complexity of the process. 

In general, it usually becomes effective within 2 to 3 days

The cost of this procedure may vary depending on the energy supplier and the location. 

It may involve an administrative fee, although it is usually free of charge. With Repsol, changing the name on the electricity contract is generally free. 

If, after the sale of the home, the buyer fails to complete the transfer of ownership (even though the seller has provided all the required information and documentation), it is important to contact the buyer to request that they complete the process.

 

If the buyer still fails to do so after a reasonable period of time, as the former owner, you can cancel the utility service using the real estate purchase and transfer contract. Remember that retaining ownership may lead to legal problems down the road.

As you have seen, changing the account holder is simpler than it may seem at first. 

Having the contract in your name allows you to make decisions about the tariff, the supplier and consumption. Do not forget to complete this process if you move home, buy a property or rent one. 

It is best to do it as soon as possible to avoid problems and start optimising your bill from the beginning. 

Once the supply belongs to you, you have the right to a tariff that adapts to your needs. Discover Repsol’s energy tariffs and start saving.