Hi @Karun Khanna ,
Thanks for posting in Microsoft Q&A forum.
For the question, installing SCCM doesn't require a license.
The SCCM components are provided as part of System Center server Management Licenses, which is available in two editions: System Center Standard and System Center Datacenter.
Please refer to this link:
https://www.microsoft.com/en-us/licensing/product-licensing/system-center
Hope the above information can help you.
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