The ICD Management cluster (0x0046) is a Matter cluster that Enables configuration and management of Intermittently Connected Devices (ICDs). ICDs are devices that are not always reachable, such as battery-powered devices that disable their underlying hardware when in low-power mode.. It defines 5 commands and 10 attributes and is mandatory for 1 device type.

Last updated 18 Oct 2026

ICD Management 0x0046

Global Cluster

Utility

Introduced in: Matter 1.2

Devices: 93

Enables configuration and management of Intermittently Connected Devices (ICDs). ICDs are devices that are not always reachable, such as battery-powered devices that disable their underlying hardware when in low-power mode.

Spec History

This cluster's ClusterRevision across the Matter releases it has shipped in. Click a version to inspect the cluster as it existed in that release.

Matter 1.2 rev 2 Matter 1.3 rev 2 Matter 1.4 rev 3 Matter 1.5 rev 3 Matter 1.6 rev 3 Matter master rev 3

Attributes 10

Commands 5

Features 4

Code	Name	Type	Flags
0x0000	IdleModeDuration 1..64800 · default 1	int32u
0x0001	ActiveModeDuration default 300	int32u
0x0002	ActiveModeThreshold default 300	int16u
0x0003	RegisteredClients	array	Optional read: administer
0x0004	ICDCounter default 0	int32u	Optional read: administer
0x0005	ClientsSupportedPerFabric min 1 · default 1	int16u	Optional
0x0006	UserActiveModeTriggerHint max 0x0001FFFF · default 0x00000000	UserActiveModeTriggerBitmap	Optional
0x0007	UserActiveModeTriggerInstruction	char_string	Optional
0x0008	OperatingMode max 0x01	OperatingModeEnum	Optional
0x0009	MaximumCheckInBackOff 1..64800 · default 1	int32u	Optional

Code	Name	Direction	Parameters
0x00	RegisterClient Optional invoke: manage This command allows a client to register itself with the ICD to be notified when the device is available for communication.	client→server	`CheckInNodeID`: node_id, `MonitoredSubject`: int64u, `Key`: octet_string, `VerificationKey`: octet_string, `ClientType`: ClientTypeEnum
0x01	RegisterClientResponse Optional This command SHALL be sent by the ICD Management Cluster server in response to a successful RegisterClient command.	server→client	`ICDCounter`: int32u
0x02	UnregisterClient Optional invoke: manage This command allows a client to unregister itself with the ICD.	client→server	`CheckInNodeID`: node_id, `VerificationKey`: octet_string
0x03	StayActiveRequest Optional This command allows a client to request that the server stays in active mode for at least a given time duration (in milliseconds) from when this command is received.	client→server	`StayActiveDuration`: int32u
0x04	StayActiveResponse Optional This message SHALL be sent by the ICD in response to the StayActiveRequest command and SHALL contain the computed duration (in milliseconds) that the ICD intends to stay active for.	server→client	`PromisedActiveDuration`: int32u