Can I pay my SEVIS charge at a US airport upon arrival?
The SEVIS fee cannot be paid at a U.S. airport upon arrival; it must be paid online through the SEVIS fee payment portal before entering the United States.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Can I pay my SEVIS charge at a US airport upon arrival?

### Input: Not applicable

### Response:
The SEVIS fee cannot be paid at a U.S. airport upon arrival; it must be paid online through the SEVIS fee payment portal before entering the United States.<|im_end|>