SEBI has vide its circular dated 24th July, 2017 opened up online filing system for Real Estate Investment Trusts (REITs) and Infrastructure Investment Trusts (InvIts). So henceforth all registration, reporting & filing under the respective regulations need to be done under the online system only. Furthermore all registered REITs and InvIts have to make any request only under the online method.
The link to online filings is at https://siportal.sebi.gov.in/intermediary/index.html
The SEBI circular is available at http://www.sebi.gov.in/legal/circulars/jul-2017/online-filing-system-for-real-estate-investment-trusts-reits-and-infrastructure-investment-trusts-invits-_35411.html