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This service facilitates the request for modification of supplier data in the Social Security system for those who meet this condition as a result of having delivered goods or services to the System.
Suppliers who have provided services or delivered goods to the Social Security system.
Submit an application for modification via the Electronic Register in your own name, as a representative or proxy (in the latter case you must be previously registered in the Social Security Register of Proxies ).
If you are logging in with a Username + Password (permanent Cl@ve), in order to guarantee a higher level of security, you will be sent a code via SMS to the mobile number that you provided at the time of registration. You must enter this code in order to sign the communication in the electronic register.
The total size of the documents to be attached must not exceed 10 Mb.
Once the process has been completed, you will receive a “proof of receipt” in PDF format.
If you do not receive the confirmation message, or if you receive an error or failed sending message, you should resubmit the application at another time or use other channels.
To consult active requests go to:
To access this service check you have the necessary technical requirements.
Access to this service will be enabled only when you identify yourself as a natural person or entity