diff --git a/pkg/icingadb/v1/state.go b/pkg/icingadb/v1/state.go
new file mode 100644
index 00000000..85837532
--- /dev/null
+++ b/pkg/icingadb/v1/state.go
@@ -0,0 +1,35 @@
+package v1
+
+import (
+	"github.com/icinga/icingadb/pkg/types"
+)
+
+type State struct {
+	EntityWithChecksum       `json:",inline"`
+	EnvironmentMeta          `json:",inline"`
+	AcknowledgementCommentId types.Binary               `json:"acknowledgement_comment_id"`
+	Attempt                  uint8                      `json:"check_attempt"`
+	CheckCommandline         types.String               `json:"commandline"`
+	CheckSource              types.String               `json:"check_source"`
+	ExecutionTime            float64                    `json:"execution_time"`
+	HardState                uint8                      `json:"hard_state"`
+	InDowntime               types.Bool                 `json:"in_downtime"`
+	IsAcknowledged           types.AcknowledgementState `json:"acknowledgement"`
+	IsFlapping               types.Bool                 `json:"is_flapping"`
+	IsHandled                types.Bool                 `json:"is_handled"`
+	IsProblem                types.Bool                 `json:"is_problem"`
+	IsReachable              types.Bool                 `json:"is_reachable"`
+	LastStateChange          types.UnixMilli            `json:"last_state_change"`
+	LastUpdate               types.UnixMilli            `json:"last_update"`
+	Latency                  float64                    `json:"latency"`
+	LongOutput               types.String               `json:"long_output"`
+	NextCheck                types.UnixMilli            `json:"next_check"`
+	NextUpdate               types.UnixMilli            `json:"next_update"`
+	Output                   types.String               `json:"output"`
+	PerformanceData          types.String               `json:"performance_data"`
+	PreviousHardState        uint8                      `json:"previous_hard_state"`
+	Severity                 uint16                     `json:"severity"`
+	SoftState                uint8                      `json:"state"`
+	StateType                types.StateType            `json:"state_type"`
+	Timeout                  float64                    `json:"check_timeout"`
+}