Can we pay GST penalty from cash ledger amount?

Yes, If it's in penalty ledger.
Otherwise it will be change and pay.

If you have balance is cash ledger, transfer the balance in respective penalty account first by filing pmt-9 then make the adjustment

Firstly transfer in penalty account than pay it

Yes, Penalty and Interest will always be paid from Cash ledger only, cannot use ITC ledger .

For more details -
CA Sachin M Jain .8O975. l5447

WhatsApp : https://tinyurl.com/wCASMJ
Facebook : https://tinyurl.com/FCASMJ
Instagram : https://tinyurl.com/ICASMJ
LinkedIn : https://tinyurl.com/LCASMJ
YouTube : https://tinyurl.com/YCASMJ
Twitter : https://tinyurl.com/TCASMJ
Email : casachinmjain @ gmail.com

Yes,You can paid from cash ledger