hi,i think you are correct but you should have used were instead of are.
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Nancy1982"if" here means "whether" so strictly
She wanted to know if there are any parking restrictions at a commercial property on Marietta St.
Clive
Hi guys,
I wanted to know where is Marietta St.
I wanted to know where was my car.
These are not questions, only reported questions. You need to say:
I wanted to know where Marietta St. is.