Provided is an electric vehicle charging apparatus, and more particularly, an electric vehicle charging apparatus that periodically transmits a consumed amount of power to a cost claim server, so as to claim a cost per unit time. The charging apparatus includes a charging certification unit receiving certification information of the electric vehicle, a power measurement unit generating power consumption information as a result obtained by calculating an amount of power consumed for charging the electric vehicle, and a communication unit transmitting the certification information to a certification server, and transmitting the power consumption information to a cost claim server.
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