SAT: how to renew the e.firma online

Recently, the Tax Administration Service (SAT) revealed how people will be able to renew your electronic signature online free of charge. It should be noted that the said document is a set of characters that serve to identify natural persons when performing procedures and services on the Internet before the agency and at others.

This procedure has a four-year validitytherefore, as soon as this period is over, it is necessary renew electronic signatureand this time we will show step by step how to do it in double.

Requirements:

– Have the files .key there .cer and the Password of the private key of the electronic signature which has lost its validity.

– Keep it same legal representativewho should count with active e.firm.

– The legal representative must sign the renewal request with his active e.firma.

– Valid government-issued ID.

– Personal email you have access to.

– Current cell phone number.

In addition, it will be necessary to generate the build the requirements filebecause otherwise, the procedure will have to be carried out in the offices of the SAT.

Procedure:

-First of all, you should generate a renewal file (.ren) in the Certify the programwhich is available in related content.

– Then, the interested party must download the Certifica application, depending on the operating system of the computer equipment.

– Go to the download directory configured on the computer.

– Run the file Certifica.

– Select the option “Application for renewal of legal persons with legal representative”

– Choose the “Select file” option.

– Select the location of the expired electronic signature certificate.

– You confirm that the data displayed is correct.

– Enter the active e.firma certificate, corresponding to the legal representative, and click on the “Next” section.

– You must provide the password for the new electronic signature, then confirm itto later select the “Next” option.

– You will need to move the computer mouse until the green bar is full and press “Next” again.

– Subsequently, the user must sign the request with the files of the e.firma of the legal representative and click on “Select a file” to be able to search for the private key of the certificate of electronic signature (.key file).

– Next, you must enter the password for the electronic signature of the legal representative. Then click on “Sign and save”.

– Select the path where you want to store the files of the new e.firma, then click “Finish”.

– Enter for WEB CERTIFICATE with the signature that has expired and click “Certificate renewal”.

– Press the browse button to send the renewal request file (.ren), which was generated earlier.

– Click on renew then press the “Follow” button. the next thing will be print or save the acknowledgment of receipt on request for the digital certificate renewal process, which will be carried out by clicking on the “Good”.

– Select the “Return” option and go to the “Certificate retrieval” option, place the RFC and click on “Search”.

– Click on the serial number of the active certificate of the electronic signature and finally register the e.firma certificatepreferably in the same place where the “Renewal Request” files and the private key were saved.

documents issued:

– Proof of renewal of the e.firm certificate.

– E.firm digital certificatedigital file with ending (.cer).