Final answer:
Form 941-X is used to correct errors or make changes to previously filed Form 941 in order to report employment taxes accurately.
Step-by-step explanation:
Data on Form 941-X corrects data filed on Form 941, which is used to report employment taxes. Form 941-X is used to correct errors or make changes to previously filed Form 941. It allows employers to revise information such as wages, taxes withheld, and tax deposits. For example, if an employer realizes they made a mistake in the amount of wages reported, they can file Form 941-X to correct the error.