I live in Maryland and my grandson lives with his parents in pa.

This will be overned by Pennsylvania law, so you should consult with an attorney who is licensed to practice in that state.

Is emotional adultery considered in MD courts?

What you describe is not grounds for divorce as "adultery," but the facts and circumstances which led to the separation are required considerations...

Income tax: Can I claim payments of 'monetary award' to ex-wife as tax deductible under alimony rules?

Whether or not it is called "alimony" is not necessarily controlling. However, because there is a separatye "alimony" obligation and becase this...

I will assume that title remains and has always been solely in your spuse's name. To the extent mortgage payments were made during the marriage...