NEW DELHI: Further tightening norms for receiving foreign funding, the government has asked all NGOs registered under the Foreign Contribution Regulation Act ( FCRA ) or seeking receiving such funds to register themselves with a Niti Aayog portal - Darpan - and also get a Unique Darpan Identification Number UDIN ) if they wish to continue receiving funds from outside India.Earlier, only NGOs receiving funds from within India from private sector or government departments and ministries were supposed to register themselves with Niti Aayog.In a notice issued last week, the home ministry said "it has been decided that all existing FCRA registered associations and those who are seeking registration prior permission or accepting foreign contribution are required to registered with Darpan portal with all necessary information such as organisation PAN, email, mobile number and name of chief functionary as mandated in the portal to generate the Unique Identification Number".The MHA further said, " Any FCRA related services like registration prior permission renewal change of details uploading of annual returns etc shall require the Unique Darpan Identification Number."