Isd full form: Is International Subscriber Dialing

ISD full form is International Subscriber Dialing. To know more about ISD ’s history, Popular codes, advantages, and more read here ISD stands for Input Service Distributor, an office of a supplier that receives invoices for input services and distributes the credit to other units. Learn how to register, receive and distribute credit as an ISD under GST laws with examples and rules. STD full form is Subscriber Trunk Dialling ISD full form is International Subscriber Dialling PCO full form is Public Call Office The terms STD ISD PCO are used in the telephone system. They allow subscribers to dial trunk calls without operator assistance through trunk lines. ISD or an Input Service Distributor is a type of taxpayer under GST who needs to distribute the GST input tax credits that pertain to its GSTIN to its units or branches having different GSTIN but registered under the same PAN. From 1st April, 2025, it is mandatory to get register under GST as ISD and start complying with ITC distribution and GSTR-6 filing if your entity receives common input service invoices for multiple GSTINs. Latest Updates