This is the 14673rd most frequent Russian word.
перерегистрация
Re-registration.
Here, 'перерегистрация' refers to the process of re-registering a vehicle, which is an administrative action.
Перерегистрация автомобиля в госслужбе была завершена за один день.
The re-registration of the car at the government service was completed in one day.
In this context, 'перерегистрация' means the requirement for participants to register again, perhaps due to a change in rules or conditions.
Для участия в соревновании требуется перерегистрация всех участников.
To participate in the competition, all participants are required to re-register.
Here, the term 'перерегистрация' is used in a business context, indicating the formal procedure of reregistering a company in a system or registry.