---
UID: NF:eventsys.IEventSubscription.get_InterfaceID
title: IEventSubscription::get_InterfaceID (eventsys.h)
description: The identifier for a particular interface for which the subscriber wants to receive events.
old-location: cos\ieventsubscription_interfaceid.htm
tech.root: cossdk
ms.assetid: 13e88201-98c3-476e-bc75-34aed0b9ce9e
ms.date: 12/05/2018
ms.keywords: IEventSubscription interface [COM+],InterfaceID property, IEventSubscription.InterfaceID, IEventSubscription.get_InterfaceID, IEventSubscription::InterfaceID, IEventSubscription::get_InterfaceID, IEventSubscription::put_InterfaceID, InterfaceID property [COM+], InterfaceID property [COM+],IEventSubscription interface, cos.ieventsubscription_interfaceid, eventsys/IEventSubscription::InterfaceID, eventsys/IEventSubscription::get_InterfaceID, eventsys/IEventSubscription::put_InterfaceID, get_InterfaceID
f1_keywords:
- eventsys/IEventSubscription.InterfaceID
dev_langs:
- c++
req.header: eventsys.h
req.include-header: 
req.target-type: Windows
req.target-min-winverclnt: Windows 2000 Professional [desktop apps only]
req.target-min-winversvr: Windows 2000 Server [desktop apps only]
req.kmdf-ver: 
req.umdf-ver: 
req.ddi-compliance: 
req.unicode-ansi: 
req.idl: EventSys.idl
req.max-support: 
req.namespace: 
req.assembly: 
req.type-library: 
req.lib: 
req.dll: 
req.irql: 
topic_type:
- APIRef
- kbSyntax
api_type:
- COM
api_location:
- EventSys.h
api_name:
- IEventSubscription.InterfaceID
- IEventSubscription.get_InterfaceID
- IEventSubscription.put_InterfaceID
targetos: Windows
req.typenames: 
req.redist: 
ms.custom: 19H1
---

# IEventSubscription::get_InterfaceID


## -description


The identifier for a particular interface for which the subscriber wants to receive events.

This property is read/write.


## -parameters


## -see-also




<a href="https://docs.microsoft.com/windows/desktop/api/eventsys/nn-eventsys-ieventsubscription">IEventSubscription</a>
 

 

