Dear Mr. Ashwin,
you have submitted the application online 29th october 2014.
Please submit all necessary documents to service tax department within 15 days . So that, the dept. would issue the registration certificate in form ST - 2.
There is no reason that the dept. could deny from issuing registration certificate. Provided, you have submitted all the necessary documents.
Like
Partnership deed
Ack of Form A1 submitted online
Form A1 application for service tax registration
Pan card of the llp
Pan card of all partners (id proof)
Address proof of all partners (Address proof) driving licence or passport etc-
Address proof and id proof of the authorised signatory
All the documents must be authorised by authorised signatory (round seal & sign)
Further, you can continue charge service tax and avail the input servie credit as well.
Remember you might required to pay servie tax on quarterly basis and file returns once in 6 montly presently.
Hope everything is clarified.
Thanks