If you could use a virtual office for company registration in india, the answer to your question is a prevalent one, and often people do not have much clarity about it. The answer is yes; you can use the Shared office for your company registration. You can even use the company office for GST and various other things. The Shared office gives a professional address to the company; hence it can easily, legally, and ethically be used for multiple business correspondences and emails.
Also, having an effective post forwarding service means that the business will get their emails on time. The Mail forwarding does not need any lease, utility payments, hardware, etc.; there is no other added cost attached to it. The virtual office providers also have a virtual phone number. Like in any other office, the Marketing site consists of a Live receptionist, mail handling services, Live fax, etc. Hence, just like one uses the typical office, similar facilities can be used for Hot desk in company registration.
Hence, in most layman terms, yes you can very well use the Coworking address in india for company registration but might have to change the address later if you end up shifting into a physical space.