You can enter your HES code from the "Hayat Eve Sığar" application, via e-government or by typing HES and leaving a space between them, respectively, to the T.C. Your Identity Number, T.C. You can obtain the last 4 digits and validity period of your ID Serial Number (the number of days, eg, you can write 180 to be valid for 6 months) by sending an SMS to 2023. (Sample SMS: HES 12345678901 1232 180)