WHAT IS PAN, PDF And SIM?

PAN:-Permanent Account Number (PAN) is a ten-digit alphanumeric number, issued in the form of a laminated card, by the Income Tax Department, to any "person" who applies for it or to whom the department allots the number without an application.

PAN was introduced to facilitates linking of various documents, including payment of taxes, assessment, tax demand, tax arrears etc. relating to an assessee, to facilitate easy retrieval of information and to facilitate matching of information relating to investment, raising of loans and other business activities of taxpayers collected through various sources, both internal as well as external, for detecting and combating tax evasion and widening of tax base.


PDF:- Portable Document Format (PDF)is a file format developed by Adobe in the 1990s to present documents, including text formatting and images, in a manner independent of application software, hardware, and operating systems. Based on the PostScript language, each PDF file encapsulates a complete description of a fixed-layout flat document, including the text, fonts, vector graphics, raster images and other information needed to display it. PDF was standardized as ISO 32000 in 2008, and no longer requires any royalties for its implementation.


For detailed description on PDF Click here




SIM:-A subscriber identity module or subscriber identification module (SIM), widely known as a SIM card, is an integrated circuit that is intended to securely store the international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephony devices (such as mobile phones and computers). It is also possible to store contact information on many SIM cards. SIM cards are always used on GSM phones; for CDMA phones, they are only needed for newer LTE-capable handsets. SIM cards can also be used in satellite phones, smart watches, computers, or cameras.


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