At this time, a conservative interpretation of Indian law restricts investments from LPs who reside in India into non-Indian Syndicates. If this changes, AngelList will allow Indian investors to invest into US syndicates in accordance with the laws of both countries. In the meantime, Indian investors are able to invest in Indian startups via AngelList India.
Accreditation for US syndicates requires individuals to have a net worth of at least $1M USD, excluding the value of one’s primary residence, or have an income of at least $200k USD each year for the last 2 years.