A deceased person could have their life estate property revised. It is best to seek the advice and assistance of a lawyer.
No, you would take your share of his estate, which already includes hers.
who evers name is on the deed is legally responsible
The estate of the deceased is required to pay any and all taxes on property held by the estate.
The executor of the estate.
You open an estate. That is the purpose for the estate, to transfer property and resolve the debts of the deceased.
The property is now part of your sister's estate.
Yes. in many cases it is a requirement of law that the spouse gets a life interest in the property. The property probably became your father's without any need for an estate, as the survivor.
Yes.
The lien goes on the property, not the estate. But the estate must resolve the lien when disposing of the property.
estate
In most countries the state takes over the estate and distributes it to the deceased's relatives in accordance with the law. If no relatives can be found the estate becomes the property of the state.
The estate of the deceased is responsible for resolving the debts left behind. This is the reason that an estate is a good idea, it provides a means to settle the debts.