Why am I not able to enter a value of more than 4000 Km in the distance field while generating E-Way Bill?

Why am I not able to enter a value of more than 4000 Km in the distance field while generating E-Way Bill?

Q. Why am I not able to enter a value of more than 4000 Km in the distance field while generating E-Way Bill?

  As per the government regulations, the maximum distance for which an E-Way Bill can be generated is 4000 Km. Hence an E-Way Bill will not generate if the distance for movement of goods exceeds 4000 Km.