tax_return has definitions from the field of writing
1
[ noun ] (writing) document giving the tax collector information about the taxpayer's tax liability

Examples

"his gross income was enough that he had to file a tax return"

Used in print

(Gerald Green, The Heartless Light....)

He imagined they were the kind whose tax_returns were never examined ( if they were , they were never penalized ) , whose children had no unhappy romances , whose names never knew scandal .

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