They can ask for refund.

他们可以要求退款。

youdao

Consumers are urged to return products to point of purchase for refund.

敦促消费者在购买地退货。

youdao

Any claims for refund or compensation must be made in writing to our head office within 28 days.

任何赔偿或退款索赔必须在28天内写信给我们的总公司。

youdao

At that stage you generally have to pay the taxes and file a claim for refund.

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He paid a small amount of the tax and sued for refund and abatement of the balance.

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Instead, use a federal form 843, Claim for Refund and Request for Abatement (downloads as pdf).

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