diff --git a/protos/dmi/hw.proto b/protos/dmi/hw.proto
index d79da0a..422370f 100644
--- a/protos/dmi/hw.proto
+++ b/protos/dmi/hw.proto
@@ -44,6 +44,12 @@
     COMP_ADMIN_STATE_LOCKED = 2;
     COMP_ADMIN_STATE_SHUTTING_DOWN = 3;
     COMP_ADMIN_STATE_UNLOCKED = 4;
+    // Indicates that the component is in a prohibited administrative state, meaning operations are not allowed.
+    // Typically used to enforce security or policy restrictions.
+    COMP_ADMIN_STATE_ISOLATED = 6;    
+    // Indicates that the component is administratively isolated from the rest of the system.
+    // Used when a component must be separated for maintenance, troubleshooting, or security reasons.
+    COMP_ADMIN_STATE_PROHIBITED = 5;
 }
 
 enum ComponentOperState {
@@ -52,6 +58,23 @@
     COMP_OPER_STATE_DISABLED = 2;
     COMP_OPER_STATE_ENABLED = 3;
     COMP_OPER_STATE_TESTING = 4;
+    // Indicates that the component is operating normally.
+    COMP_OPER_STATE_NORMAL = 5;
+    // Indicates that the component is currently being configured.
+    COMP_OPER_STATE_CONFIGURING = 6;
+    // Indicates that the component is automatically loading configuration or software.
+    COMP_OPER_STATE_AUTOMATIC_LOADING = 7;
+    // Indicates that the component has encountered a failure.
+    COMP_OPER_STATE_FAILED = 8;
+    // Indicates that the component is temporarily shut down.
+    // The component is in a high temperature shutdown state due to exceeding safe operating temperature limits.
+    COMP_OPER_STATE_HIGH_TEMP_SHUTDOWN= 9;
+    // Indicates that the component is manually shut down.
+    COMP_OPER_STATE_MANUAL_SHUTDOWN = 10;
+    // Indicates that the component is shut down to save power.
+    COMP_OPER_STATE_POWER_SAVING_SHUTDOWN = 11;
+    // Indicates that the component's type does not match the expected type.
+    COMP_OPER_STATE_TYPE_MISMATCH = 12;  
 }
 
 enum ComponentUsageState {
diff --git a/protos/dmi/hw_events_mgmt_service.proto b/protos/dmi/hw_events_mgmt_service.proto
index e8c1e9c..7cde7d9 100644
--- a/protos/dmi/hw_events_mgmt_service.proto
+++ b/protos/dmi/hw_events_mgmt_service.proto
@@ -85,6 +85,14 @@
     EVENT_LINE_CARD_PLUG_OUT = 600;
     EVENT_LINE_CARD_PLUG_IN = 601;
 
+    // Indicates that the a state of a component has changed.
+    // The StateChangeInfo message inside the event conveys the old and new states.
+    EVENT_COMPONENT_ADMIN_STATE_CHANGED = 700;
+    EVENT_COMPONENT_OPER_STATE_CHANGED = 701;
+    EVENT_COMPONENT_ALARM_STATE_CHANGED = 702;
+    EVENT_COMPONENT_USAGE_STATE_CHANGED = 703;
+    EVENT_COMPONENT_STANDBY_STATE_CHANGED = 704;
+
     // More to be added
 }
 
@@ -176,6 +184,40 @@
     string component_name = 3;
 }
 
+message AdminStateChange {
+    ComponentAdminState old = 1;
+    ComponentAdminState new = 2;
+}
+
+message OperStateChange {
+    ComponentOperState old = 1;
+    ComponentOperState new = 2;
+}
+
+message AlarmStateChange {
+    ComponentAlarmState old = 1;
+    ComponentAlarmState new = 2;
+}
+
+message UsageStateChange {
+    ComponentUsageState old = 1;
+    ComponentUsageState new = 2;
+}
+
+message StandbyStateChange {
+    ComponentStandbyState old = 1;
+    ComponentStandbyState new = 2;
+}
+
+message StateChangeInfo {
+    oneof state_change {
+        AdminStateChange admin_state_change = 1;
+        OperStateChange oper_state_change = 2;
+        AlarmStateChange alarm_state_change = 3;
+        UsageStateChange usage_state_change = 4;
+        StandbyStateChange standby_state_change = 5;
+    }
+}
 // The Events are conveyed to external systems either by submitting them on a message bus or using gRPC server streaming.
 // The message bus topic to which are Events are submitted would be configured as startup
 // configuration of the components
@@ -188,6 +230,7 @@
     ThresholdInformation threshold_info = 4;
     // Any additional info regarding the event
     string add_info = 5;
+    StateChangeInfo state_change_info = 6; // Only set for state change events
 }
 
 service NativeEventsManagementService {
diff --git a/protos/dmi/hw_management_service.proto b/protos/dmi/hw_management_service.proto
index 6caa7a5..58be1a1 100644
--- a/protos/dmi/hw_management_service.proto
+++ b/protos/dmi/hw_management_service.proto
@@ -279,6 +279,96 @@
     string reason_detail = 5;
 }
 
+// Request to disable a hardware component on a device.
+// At least one of component_name or component_uuid must be provided, along with device_uuid.
+message DisableHWComponentRequest {
+    // UUID of the device containing the component to disable (required)
+    Uuid device_uuid = 1;
+    // UUID of the component to disable (optional, but either this or component_name must be set)
+    Uuid component_uuid = 2;
+    // Name of the component to disable (optional, but either this or component_uuid must be set)
+    string component_name = 3;
+}
+
+// Response for DisableHWComponent RPC.
+message DisableHWComponentResponse {
+    enum Reason {
+        UNDEFINED_REASON = 0;
+        UNKNOWN_DEVICE = 1;
+        UNKNOWN_COMPONENT = 2;
+        INTERNAL_ERROR = 3;
+        DEVICE_UNREACHABLE = 4;
+        DISABLE_UNSUPPORTED = 5; // Disabling this component is not supported
+        INVALID_PARAMS = 6;      // Neither component_name nor component_uuid provided
+    }
+    // Indicates whether the operation was successful or not.
+    Status status = 1;
+    // Reason for failure, if any
+    Reason reason = 2;
+    // Human-readable details for logging or display
+    string reason_detail = 3;
+}
+
+// Request to reset a hardware component on a device.
+// At least one of component_name or component_uuid must be provided, along with device_uuid.
+message ResetHWComponentRequest {
+    // UUID of the device containing the component to reset (required)
+    Uuid device_uuid = 1;
+    // UUID of the component to reset (optional, but either this or component_name must be set)
+    Uuid component_uuid = 2;
+    // Name of the component to reset (optional, but either this or component_uuid must be set)
+    string component_name = 3;
+}
+
+// Response for ResetHWComponent RPC.
+message ResetHWComponentResponse {
+    enum Reason {
+        UNDEFINED_REASON = 0;
+        UNKNOWN_DEVICE = 1;
+        UNKNOWN_COMPONENT = 2;
+        INTERNAL_ERROR = 3;
+        DEVICE_UNREACHABLE = 4;
+        RESET_UNSUPPORTED = 5; // Resetting this component is not supported
+        INVALID_PARAMS = 6;    // Neither component_name nor component_uuid provided
+    }
+    // Indicates whether the operation was successful or not.
+    Status status = 1;
+    // Reason for failure, if any
+    Reason reason = 2;
+    // Human-readable details for logging or display
+    string reason_detail = 3;
+}
+
+// Request to enable a hardware component on a device.
+// At least one of component_name or component_uuid must be provided, along with device_uuid.
+message EnableHWComponentRequest {
+    // UUID of the device containing the component to enable (required)
+    Uuid device_uuid = 1;
+    // UUID of the component to enable (optional, but either this or component_name must be set)
+    Uuid component_uuid = 2;
+    // Name of the component to enable (optional, but either this or component_uuid must be set)
+    string component_name = 3;
+}
+
+// Response for EnableHWComponent RPC.
+message EnableHWComponentResponse {
+    enum Reason {
+        UNDEFINED_REASON = 0;
+        UNKNOWN_DEVICE = 1;
+        UNKNOWN_COMPONENT = 2;
+        INTERNAL_ERROR = 3;
+        DEVICE_UNREACHABLE = 4;
+        ENABLE_UNSUPPORTED = 5; // Enabling this component is not supported
+        INVALID_PARAMS = 6;     // Neither component_name nor component_uuid provided
+    }
+    // Indicates whether the operation was successful or not.
+    Status status = 1;
+    // Reason for failure, if any
+    Reason reason = 2;
+    // Human-readable details for logging or display
+    string reason_detail = 3;
+}
+
 service NativeHWManagementService {
     // Initializes context for a device and sets up required states
     // In the call to StartManagingDevice, the fields of ModifiableComponent which are relevant
@@ -345,4 +435,13 @@
 
     // Gets the log level at which the Device Manager is running
     rpc GetDmLogLevel(GetDmLogLevelRequest) returns(GetDmLogLevelResponse);
+
+    // Disables a hardware component on a device.
+    rpc DisableHWComponent(DisableHWComponentRequest) returns(DisableHWComponentResponse);
+
+    // Resets a hardware component on a device.
+    rpc ResetHWComponent(ResetHWComponentRequest) returns(ResetHWComponentResponse);
+
+    // Enables a hardware component on a device.
+    rpc EnableHWComponent(EnableHWComponentRequest) returns(EnableHWComponentResponse);
 }