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  1. Taxpayer identification numbers (TIN) | Internal Revenue Service

    A Taxpayer Identification Number (TIN) is an identification number used by the Internal Revenue Service (IRS) in the administration of tax laws. It is issued either by the Social Security …

  2. Tin - Wikipedia

    Metallic tin does not easily oxidize in air and water. The first tin alloy used on a large scale was bronze, made of tin and copper (12.5% and 87.5% respectively), from as early as 3000 BC. …

  3. Tin | Definition, Properties, Uses, & Facts | Britannica

    Nov 11, 2025 · Tin, a chemical element belonging to the carbon family, Group 14 (IVa) of the periodic table. It is a soft, silvery white metal with a bluish tinge, known to the ancients in …

  4. What Is a Payer’s Taxpayer Identification Number (TIN)?

    5 days ago · A Taxpayer Identification Number, or TIN, is a unique nine-digit numeric code mandated by the Internal Revenue Service (IRS) for all entities involved in financial …

  5. TIN Definition & Meaning - Merriam-Webster

    The meaning of TIN is a soft faintly bluish-white lustrous low-melting crystalline metallic element with atomic number 50 that is malleable and ductile at ordinary temperatures and that is used …

  6. Tin Facts - Sn or Atomic Number 50 - Science Notes and Projects

    Feb 18, 2024 · Tin is a chemical element with the symbol Sn and atomic number 50. It is a post-transition metal in group 14 of the periodic table. Tin is a soft metal that is malleable, ductile, …

  7. Taxpayer identification number (TIN): What it is and how to find it

    Jun 6, 2025 · A taxpayer identification number (TIN) is a nine-digit number used to identify taxpayers. If you need to file taxes, you need a TIN.

  8. Tin - Element information, properties and uses | Periodic Table

    Element Tin (Sn), Group 14, Atomic Number 50, p-block, Mass 118.710. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

  9. EIN vs. TIN: What’s the Difference Between These Tax Numbers?

    Mar 3, 2025 · What is a tax ID number (TIN)? A tax identification number (TIN) is more or less an umbrella term for various nine-digit numbers issued by the Internal Revenue Service (IRS) and …

  10. Tin Metal: Definition, Composition, Properties, and Applications

    Jan 19, 2024 · Tin is a chemical element with the symbol Sn and atomic number 50 on the periodic table. It is a silver-white, malleable, and relatively soft metal. Tin ore is typically found …