Dear Sir/Madam,
This email is to formally request you to submit your photograph for __________ (ID card/yearbook/reward/any other) purpose. It has been already informed that if you fail to submit your photograph by __/__/____ (date), you will have to pay a fine of _________ (amount) – if applicable.
Therefore, I sincerely request you to provide us with the photograph to speed up the process. If you have any further queries, please do not hesitate to contact us at _________ (mention contact details).
Regards,
__________ (Your Name),
__________ (Contact details)