Is mandatory ITC 04 filing by principal who gives job work ?.

Dear Sir / Madam ,

I have one client who purchase material and gives to job worker. I all ready submit the 3B with eligible input on material purchase . Could I know the exact procedures for giving and take back the material from Job worker ?

what is the impact if we file ITC 04?.

please give me an opinion.

Thanks & Rigards
Shinoj