非税收入的英文：
nontax revenue;nontax receipts

nontax是什么意思：
非征税

Claiming the income was acquired from a non-taxable source such as a loan or a gift.
主张财产是通过免税途径取得的，比如贷款和赠与。

revenue是什么意思：
n. 财政收入；税收收入；收益

limit of maximum financial revenue
财政收入最大限量

Thrift is good revenue
节约是个好收入

The recession is eating away at their revenues.
经济衰退正在消耗他们的财政收入。

receipts是什么意思：
n. 收到；发票，收据；收入
v. 开收据，承认收到

gate receipts | box-office receipts
门票收入

Return ReceiptsSettings for requesting or returning receipts
返回收据有关收据的请求或返回有关的设置

Do you have a receipt for this pearl necklace?
这个珍珠项链您有没有收据？