forceful resignation and denial of experience letter by company

I spent lot of money during my transfer process and thought of claiming everything I have spent because of my transfer. I thought of including all such expenses as rent by taking receipt from my PG owner and the PG caretaker agreed to it without any hesitation. He gave me the valid receipt for the same. On a personal level, I didn’t feel like doing anything wrong as the money was spent for transfer purpose and the company would have anyway bear such expenses if the company themselves would have arranged for my accommodation. However, when I disclosed this claim to my husband, I realized that my claim can become a serious issue and So, I immediately cancelled my claim. After a week of claim cancellation, I receive a mail for admin asking me to meet HR for clarification. And for this cancelled claim, an action was initiated against me.they called me up for discussion and they forced to resign denied experience letter stating m student not employee as i was pursuing m.tech through mnc