Account Aggregator permitted to receive GST portal data on taxpayer consent, expanding authorized systems for information sharing. Notification designates Account Aggregator as an authorized system to receive information from the GST common portal based on taxpayer consent, defining Account Aggregator as a non financial banking company undertaking Account Aggregator business in accordance with the regulatory directions applicable to Account Aggregators, and specifying that the authorization to receive portal data is consent based and governed by the GST statutory provisions invoked in the notification.