•  For foreign currencies:

- Bills are dirty, stained, damaged not by destructive behaviors. - Bills must neither be cracked nor easily broken, decayed. - Both serial numbers, images, patterns and security identification features must be clear. - In case part of bills is missing: The remaining area must be larger than 50% of original size of the same type of bill.

• For VND:

- Bills are torn and damaged due to circulation  - Bills gets technical errors in printing and casting process such as folded printing paper causing loss of image or color, ink dirt and other errors in printing and casting process. - Bills are torn and damaged during the preservation - In case bills are burnt, perforated or torn off, the remaining area must be equal to or larger than 60% of original size of ​​the same type of bill; If bills are pasted from two pieces of bills of the same type, the area must be larger than 90% of original size of ​​the same type. - For polymers burned or deformed due to exposure to high heat sources, the remaining area must be at least equal to 30% of original size of ​​the same type while their layout must be kept unchanged, and at the same time at least two of the security identification features such as: security band, embedded pattern in small window, etc. must be easy to identify.

• Valid ID card/Passport
• Application form