What law is there that protects witness/victim from judicial/prosecutory misconduct?

It's unclear from your post, are you being accused of something or are you a witness?

My husband is in county jail

Sorry to hear about your husband, but did you have a question?

Neighbour called cops suspecting domestic violence....Police report filed .....no one arrested.are we at risk of charges?

It's very unlikely. Assuming no other incriminating evidence is out there.

What to when police nocks on my door looking for someone that no longer lives in my house with dui's

You tell the police that he/she no longer lives there.

Since you have an attorney, you should ask him/her to look into this. He/she is in a better position to answer your question.

Is a subpoena via email legal? From a detective

It is best that you contact an attorney and get a direct consultation. Most attorneys offer a free consultation.

My husband got sentence on August 22 to 300 days . would he do all that time ? How much longer would he do ?

On 300 days he should do about 150 days, minus any time previously served on this case.

It past 10 years since I got my DUI but I haven't paid my fees can I get my driver's license.

There is likely a hold on your license placed by the courts for your violation of your terms of probation. You will likely need to hire an...

Can I still be convicted for a DUI if I was not driving?

Driving is an element that law enforcement must prove for you to be convicted. Often they look for witnesses, video or even touch your car to see...

What happens to my probation when my Felony DUI is reduced to a misdemeanor?

Best person to answer this is your attorney. He/she will know the intimate details of your deal. Best of luck