There is no specific legislation covering email marketing in India.
There is currently a draft bill called the 'Personal data protection bill' which is being considered, however the timeline for implementation is unclear. This bill borrows heavily from the EU's GDPR regulations.
None.
Not required.
Under the Information Technology Act 2000, Section 67 there is a restriction on publishing 'obscene' content in electronic form. Compensation may also be due under the same act if data is held insecurely and stolen.
N/A