Can tenant make non-emergent repairs to apartment and deduct amount from rent without first advising landlord?

No. In order to use the self repair remedy the tenant has to notify the LL in writing and give him a chance to fix. Furthermore it can be because...

I just learned that the house I rented has been violated by building department for construc. failures and does not have C.O.

You should. While the deck is not necessarily a habitability issue, there may be other issues that are. You need to inform your landlord per the...

Can I get my deposit back if no rental co was issued at start of lease?

Probably not on that basis. Depending on how the tenancy ended and how the Security was handled there may be other grounds.

If I do not sign a new lease can the landlord ask me to move?

Yes and no. On expiration of the lease. it converts to a month to month under NJ law. Your LL can make reasonable changes on appropriate notice. ...

Does a renter renew a lease, in New Jersey, on a month-by-month basis especially if renter is in good standing?

Yes and no. Under the Anti Eviction Act (AEA) if no renewal lease is signed, the rental continues on a month to month basis. The LL has the right...

Sr citizen disabled; MD letter asking accommodation for power flush toilet; all attempts to cure defects failed; LL refuses;

You need to give the LL notice as required by the lease, typically cert mail RRR and first class mail as well as time to remedy. I would also cc...

Can a lease be bought out by a cosigner and leave the tenants stranded?

If you are a tenant in most cases you are protected by the Anti Eviction Act. (AEA) Basically you are able to maintain your status as a tenant...

No. One can contract that the tenant provide the refrigerator. As far as the stove goes one can do the same, barring a requirement in local law....

The tenant needs to keep current in rent post filing. If not you can apply to vacate the stay and them remove the tenant.

I have rented my apt for the past 4 yrs with my pet dog. My land lord charged additional $50 month for dog. now i have to leave

No. He was aware of the animal and even charged extra rent for it. NJ is very tenant friendly and given these circumstances he may be to prohibit...