Quick Reply: A rejected PF claim almost always names a specific defect. Fix the named defect rather than re-filing the same claim.
Direct answer. PF and pension problems fall into your own records — UAN, KYC, service history — and your employer's conduct, chiefly contributions deducted but not deposited. The two need different routes, and the guides below are grouped so you can tell quickly which one you are in.
Read the rejection reason first — it names the defect you actually have to fix.
If a department has the record you need and will not hand it over, an RTI application is the route that forces the question. Start with the RTI application format, and if the reply does not come or does not answer, the first appeal is the next step.