Can siblings file separate a lawsuit for a delayed diagnosing ?

Please give more details and especially what you mean by stating "...other lawsuits are not admissible"

How binding is a durable power of attorney.

The Power of Attorney, based upon the allegations you stated and the evidence you have, would be invalid. Acts done as a result of elder abuse,...

Is a financial power of attorney obligated to show family members monthly reports?

Depending on the law that applies your answer is no, that is not a responsibility unless stated in the document.

First let me say that I am sorry for your loss. I am confused by what you mean by saying "settle an estate" If all assets are properly "funded"...

The best answer is yes it is possible to "Contest the Trust" but finding an attorney to take on this difficult type of litigation on a contingency...

Can a tax preparer be sued for neglect?

I am sorry for the situation you are now facing. The best answer to your question is yes, it is called Accounting Malpractice and is a recognized...

I want to find out who has power of attorney over me?

An Illinois Power of Attorney has to be granted by the person who is the subject of said power. If one has been executed without your agreement ...

How long can I file a 1041 on my husband's decedent trust? He died 15 years ago..? do I need to close the trust?

If the purpose of the trust no longer exists then petition the court to end it.

What is the process of changing name in property after death without will?

First, i am sorry for your loss. Although you cannot find a Will it may exist in the possession of her spouse or her attorney if she had one. If...

Does asserting allegations in a compulsory counterclaim invoke an in terrorem clause in a dispute with the Trustee?

You should discuss this with your lawyer but from the way you stated the question and considering the lack of facts given I would opine no.