Dear Eng. /Dr. /Mr. /Mrs. /Ms. Manager:
REF: LETTER OF RESIGNATION
This is my official notification that I am tendering my resignation from (company name) as (title). (Date) will be my last day of employment in this company. I therefore give (number of days or weeks) period of notice as per the company policy.
I have appreciated the beneficial opportunities and experiences that I have been given and gained in (company name) and wish you the very best of success in your future endeavours.
(signature of resigning employee)
Name of resigning employee
cc: (names and positions of other parties to whom the letter is being copied to)