This service allows you to apply for the allocation of retirement age reduction coefficients to workers who have worked in occupational categories or jobs that were arduous, dangerous or unhealthy in companies that used to be in the mining sector, when said companies are not registered with Social Security.
For workers in mining sector companies.
Complete an Electronic Register application.
Once you have completed the procedure you will receive "proof of receipt" (zip) comprising the application receipt in PDF format and the server signature that guarantees the transaction was completed correctly.
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 access this service check you have the necessary technical requirements.