diff --git a/src/main/kotlin/roomescape/reservation/exception/ReservationErrorCode.kt b/src/main/kotlin/roomescape/reservation/exception/ReservationErrorCode.kt
new file mode 100644
index 00000000..fc61f9a3
--- /dev/null
+++ b/src/main/kotlin/roomescape/reservation/exception/ReservationErrorCode.kt
@@ -0,0 +1,20 @@
+package roomescape.reservation.exception
+
+import org.springframework.http.HttpStatus
+import roomescape.common.exception.ErrorCode
+
+enum class ReservationErrorCode(
+        override val httpStatus: HttpStatus,
+        override val errorCode: String,
+        override val message: String
+) : ErrorCode {
+    RESERVATION_NOT_FOUND(HttpStatus.NOT_FOUND, "R001", "예약을 찾을 수 없어요."),
+    RESERVATION_DUPLICATED(HttpStatus.BAD_REQUEST, "R002", "이미 같은 예약이 있어요."),
+    ALREADY_RESERVE(HttpStatus.BAD_REQUEST, "R003", "같은 날짜, 시간, 테마에 대한 예약(대기)는 한 번만 가능해요."),
+    ALREADY_CONFIRMED(HttpStatus.CONFLICT, "R004", "이미 확정된 예약이에요"),
+    CONFIRMED_RESERVATION_ALREADY_EXISTS(HttpStatus.CONFLICT, "R005", "이미 확정된 예약이 있어서 승인할 수 없어요."),
+    PAST_REQUEST_DATETIME(HttpStatus.BAD_REQUEST, "R005", "과거 시간으로 예약할 수 없어요."),
+    NOT_RESERVATION_OWNER(HttpStatus.FORBIDDEN, "R006", "타인의 예약은 취소할 수 없어요."),
+    INVALID_SEARCH_DATE_RANGE(HttpStatus.BAD_REQUEST, "R007", "종료 날짜는 시작 날짜 이후여야 해요."),
+    NO_PERMISSION(HttpStatus.FORBIDDEN, "R008", "접근 권한이 없어요."),
+}
diff --git a/src/main/kotlin/roomescape/reservation/exception/ReservationException.kt b/src/main/kotlin/roomescape/reservation/exception/ReservationException.kt
new file mode 100644
index 00000000..885d39c5
--- /dev/null
+++ b/src/main/kotlin/roomescape/reservation/exception/ReservationException.kt
@@ -0,0 +1,9 @@
+package roomescape.reservation.exception
+
+import roomescape.common.exception.ErrorCode
+import roomescape.common.exception.RoomescapeExceptionV2
+
+class ReservationException(
+        override val errorCode: ErrorCode,
+        override val message: String = errorCode.message
+) : RoomescapeExceptionV2(errorCode, message)