Can i create a 504 ipc case in addition to existing case

Can i create a 504 ipc case in addition to existing case
My in laws have been complaining about me in all places possible to avoid the court .

If the offence is one and attracts two or more Sections of the Indian Penal Code and if any of its sections were not earlier included in the Complaint, you can file a Criminal Miscellaneous Petition urging the Court to include any Section.     The Court has powers to add a Section suo motu also

At any stage.

any particular petition format to follow ?

thank you

No.     No format for Crl. M. P.

you can file a criminal miscellaneous petition.