> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Form 1040 Classifier

> Classify Forms 1040 by tax year and route each form to the matching Vantage Form 1040 skill — supports tax years 2018 through 2023.

The **Form 1040 Classifier** skill identifies and classifies Forms 1040 by tax year, routing each form to the matching pre-trained Form 1040 Document skill in Vantage:

* [Form 1040, U.S. Individual Income Tax Return, 2022, 2023](/vantage/documentation/skill-catalog/built-in-skills/form-skills/1040-2022-2023) for processing forms for the tax year of 2022 and 2023.
* [Form 1040, U.S. Individual Income Tax Return](/vantage/documentation/skill-catalog/built-in-skills/form-skills/1040) for processing forms for the tax years of 2018, 2019, 2020 and 2021.