What is the Full Form of PAN?

The full form of PAN depends on the context. There are several meanings, so clarifying the context is crucial.

The most common meaning of PAN is Permanent Account Number. This is a unique ten-character alphanumeric identifier issued by the Income Tax Department of India. Its primary purpose is to track financial transactions and ensure the correct payment of taxes. [Source: Multiple references including Byjus.com, Consulate General of India, San Francisco]. Obtaining a PAN is often a requirement for various financial activities in India. For example, you may need it to open a bank account or file your income tax return. Incorrect or missing information on your PAN card, such as an abbreviated name, may lead to issues with financial institutions. [Source: Form No. 49A]

• Key features: Unique identifier, ten-character alphanumeric code, issued by the Indian Income Tax Department.
• Purpose: Tracking financial transactions and tax compliance.

2. Personal Area Network (Technology)

In the context of networking, PAN stands for Personal Area Network. This is a computer network used for communication among computing devices close to one person. Examples include a wireless keyboard connected to a computer or a Bluetooth headset paired with a smartphone. [Source: Cloudflare]

• Key features: Short-range network, connects devices close to a user.
• Purpose: Facilitates data exchange between nearby devices.

3. Primary Account Number (Finance)

In the financial industry, PAN can sometimes refer to the Primary Account Number. This is a unique identifier, typically a 14- to 19-digit number, used on credit and debit cards. It is crucial for processing transactions and securing cardholder data. The full PAN is considered sensitive information. [Source: Investopedia]

• Key Features: Unique card identifier, usually 14-19 digits.
• Purpose: Securely identifying the card in transactions. [Source: PCI SSC Glossary]

4. Peroxyacetyl Nitrate (Environmental Science)

In environmental science, PAN refers to Peroxyacetyl Nitrate. This is a phytotoxic air pollutant, a member of a family of compounds, and is often the most abundant one. It causes significant harm to plants in polluted areas. [Source: OSTI]

• Key features: Air pollutant, harmful to plants.
• Purpose: (N/A - this is a naturally occurring substance, not something with a defined purpose.)

It is important to note the context when encountering the abbreviation "PAN" to understand its correct meaning.