Can I Claim ITC of Aug In sept 3B, If I ve Forgotten the same to claim it in Aug 3B?

Hllo sir/madam
I want to ask in class 12 we have studied that only public limited company can isssue shares and trade in stocks in stock market. But private company's shares like reliance. pvt. ltd shares are also there. What are the criteria that a private company has to follow to issue shares to general public

I have filed GSTR 3B as NIL for July, Aug & Sept months. but Now I have got a Couple of Input Bills of both July and Aug, And I forgot to claim Inputs of IRCTC Tickets and Bank Charges too. what to do now? Will there be Penalty in case? How to Revise my GSTR 3B in such cases? pls help

Which doc I should upload as principal place proof and what will be the nature of premises?

for payment of advance tax in case of corporate assesses how to calculate advance tax liability more accurate how to calculate estimated income

Sir
Please clarification that the spares part of Motor of vehicle is whether eligible or not ITC under GST

As my friend is doing CA as well as bcom(H) from Patna. His college timing is from 7:00-11:30 AM. As per rule one can't start articleship after 11:00 AM. So my query is that can he be able to get permission by principal of the college to leave the college by 10:30 AM. If yes what are the ways to obtain so?

Please someone can send sample filled CA ATC Application form. It's urgent.
Expert's please help.

Hello sir, If an individual gets rupees 10lakhs RTGS in the FY 2017-18 as a competition for the court case on the sale of building from the seller party by mutual understanding. Then under what is the treatment of this transaction under the head capital gain?

Having a vehicle which is being used in the business & capitalised, can GST on it can be claimed as input & claim refunded? & if yes how it will be refunded like in one amount or in parts?

Thank you