Yes, some new windows may entitle you to an energy credit per this excerpt from an IRS article on energy property credits. The windows would have to meet Energy Star Most Efficient certification requirements:

You can check the paperwork that came with your windows, ask the company you purchased them from or use this link to see if your windows qualify.
I addition, you would have to live in the home as your residence and it can not be a new home that you just purchased with the windows already installed.
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