If you lose your TIN you will need to get a replacement certificate.
You will need to provide your:
date of birth,
mother’s maiden name and,
the number of the ID you used to get your TIN (e.g. Voters ID, Passport, etc.),
You must provide this information by:
WhatsApp to 0200631664 or 0552990000,
email to email@example.com,
going to your nearest Domestic Tax Revenue Division (DTRD) office.