Rbi complaince

What are the related complaince of RBI & Companies Act  & procedure for below transcation?

1. A NRI Co purchase 30% stake in a resident company.

The answer shall depend on whethert the shares ain Indian company are purcahsed on repatriation basis.

2. A Resident person purchase 51% stake in a foriegn company .

Form ODi and related compliances need to be done.

in both case the companies are located in two different countiries and it effect forex transcation.

Thanks to all in Advance