19 November 2015
You can do this, After filing online application for ST-1 registration, you have to submit hard copy of required documents with hard copy of form ST-1 (Certified by authorised Signatory) to Service tax department.
19 November 2015
1.Yes , signature required. Self attested copies of documents should be send by registered / speed post to the concerned DIVISION with 7 days of electronically uploading ST-1.
Inference - CBEC order No.1/2015 ST dated 28-2-2015.
2.Registration application can be submitted online even with out a CA's help.