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Index/Topics/Tax calculation and filing

Tax calculation and filing

The process of calculating and filing taxes, including the use of tax guides, worksheets, and the role of tax professionals.

Fact-Checks

2 results
Feb 6, 2026

How long does the IRS take to process an e-filed Form 1040-X in 2025?

’s official guidance for processing an amended Form 1040-X in processing year 2025 is that taxpayers should generally allow , with some cases taking as long as 16 weeks . The agency also provides an o...

Feb 4, 2026

What are common Box 14 labels employers use and how do major tax software packages ask users to enter them?

is a discretionary “other” field on the W‑2 that employers use to convey items that don’t have a dedicated box on the form, and there is no standardized set of codes mandated by the so labels vary by ...