mostly lifted from the web thanks to Lisa78
Dear Sir
As required by my contract of employment I hereby give you 4 months? notice of my intention to leave my position as XXXX in the XXXX Division (I am due to return from maternity leave on 9th January 2005.
I have decided against returning to work after my maternity leave. This was not an easy decision and took a lot of consideration.
I would like to thank all my colleagues in the XXXXXXXXXXx for having me as part of their team.
Yours sincerely
xxxxx
TIA