Open the "moj.gov" website

Click on the START button

Select the desired option

You want to electronically sign (or check) the financial statement

 and click NEXT

Click on the SIGN OR CHECK PDF DOCUMENT button

Choose the XML file that you want to sign

Make sure that the indicated document does not exceed 10MB and click on CHOOSE FILE FROM DISK

 A message will appear informing you that the document has been successfully uploaded.

To add a signature, click on the SIGN button

Sign in to your TRUSTED PROFILE

Choose one of the available methods to sign in. (Either using your user name and password or via online banking.)

Then enter the security code to confirm your login and click on the CONFIRM button

Click on the SIGN WITH A TRUSTED SIGNATURE button.