You need a will or a trust otherwise intestacy hau not do what you want

How do I get a copy of my mothers will?

you can reach out to the surrogate's office to see if a will was submitted for probate. In New Jersey the will would not be held in an official...

Sounds about right. I prefer warranty deeds, and you’d be doing an executor’s deed. As long as the surrogate issued you letters you should be fine.

Am I entitled to my sisters pension.

Was she married? Kids? Sounds like it would be you unless she was married or had kids.

Conveying single-family residential property from intestate estate to self?

Sounds like you’re on the right track. Letters of administration will be necessary, you won’t be able to get letters testamentary.

Can a will be registered after death?

Your question isn’t clear to me, but wills are filed after the person who made the will dies

What are my rights regarding my residence that has become part of an estate? Do any tenants rights apply in such a situation?

i think you fall into a tenancy situation. i recommend you consult with a landord-tenant attorney to be notified of your rights, and maybe let...

I need to contest my father's will I am his next of kin I need a lawyer who will represent me and not charge me I have no money?

I don’t know any lawyers who work for free.

See explanation/question below in “explanation of situation”?

You. Red a competent attorney who handles estate planning and estate administration probate.

Can i get the money left in my fathers pension if im the beneficiary but he had no spouse when he passed away?

Depends on the pension. You'll want to review the plan documents and beneficiary and payout choices.