As many as 56 percent NRIs maintain that a listed real estate company provides no guarantee that it will protect consumer interests over a non-listed one, says the report.

High cost of properties deters as many as 40 percent NRIs from investing back home. For 38 percent it is the lack of appreciation potential and for 22 percent, it is low rental returns, the report says.

GST has further dampened their spirits and 70 percent of NRIs find it extremely confusing to calculate GST and stamp duty, the report says.

More than half (54 percent) rule out investing back home due to emotional connect. This is because the young NRIs (as many as 78 percent) have absolutely no emotional connect. It is only those in the age group of 50 years who may be driven to invest in India after retirement, says the report.

Neither does a weak rupee encourage NRIs to invest in India. As many as 72 percent have no hope that the rupee will become strong in the near future, says a report.

Neglible rental returns, safety, security and maintenance costs are other reasons that deter NRIs from investing in India.

As many as 68 percent NRIs are of the view that if some incentives such as opening up agricultural land, they may consider investing in India, says the report.

These findings are part of the global online and off-line survey conducted by Track2Realty. The sample included NRIs from the US, UK, Middle East, South Africa, Canada, Australia, New Zealand, Malaysia, Singapore and Mauritius.