A PowerShell module is build for export and importing SCCM collections. Default SCCM PowerShell cmdlts can export and import collections but this will be mof files. This PowerShell module can export all collections and maintaining the folder structure. 

The module will import and export:

• Collection Name
• Limiting Collection
• Refresh Type
• Refresh Schedule
• Query Membership Rule
• Include Collection Rule
• Exclude Collection Rule
• Collection Folder

Requirements 

• SCCM 2012 R2
• PowerShell module ConfigurationManager should be loaded 
• PS Drive should be set to a SCCM Site Server

Initialize 

$SCCMSiteCode = "P01"
#location of the CM_Collection PowerShell module
$InstallDir = "C:\PowerShell" 

#Default installation path of ConfigurationManager Powershell module
Import-Module "C:\Program Files (x86)\Microsoft Configuration Manager\AdminConsole\bin\ConfigurationManager.psd1"
Import-Module "$InstallDir\CM_Collections.psd1"

$SCCMSiteCode = "P01" 
#location of the CM_Collection PowerShell module 
$InstallDir = "C:\PowerShell"  
 
#Default installation path of ConfigurationManager Powershell module 
Import-Module "C:\Program Files (x86)\Microsoft Configuration Manager\AdminConsole\bin\ConfigurationManager.psd1" 
Import-Module "$InstallDir\CM_Collections.psd1"

#Export all collections
Export-CMCollectionsToXML > "$InstallDir\ExportSCCMCollections.XML"

#Export all Device Collections from the folder GEN
Export-CMDeviceCollectionsToXML "GEN" > "$InstallDir\SCCMCollections\ExportSCCMDeviceCollectionsGEN.XML"

#Export all collections 
Export-CMCollectionsToXML > "$InstallDir\ExportSCCMCollections.XML" 
 
#Export all Device Collections from the folder GEN 
Export-CMDeviceCollectionsToXML "GEN" > "$InstallDir\SCCMCollections\ExportSCCMDeviceCollectionsGEN.XML"

#Import All Collections from file $importFile
Import-CMCollectionsFromXML $ImportFile 

#Import All Device Collections from file $importFile
Import-CMDeviceCollectionsFromXML $ImportFile 

#Import All User Collections from file $importFile
Import-CMUserCollectionsFromXML $ImportFile 

#Import All Collections from file $importFile 
Import-CMCollectionsFromXML $ImportFile  
 
#Import All Device Collections from file $importFile 
Import-CMDeviceCollectionsFromXML $ImportFile  
 
#Import All User Collections from file $importFile 
Import-CMUserCollectionsFromXML $ImportFile