I hired a caretaker for my father last year and paid him cash. He's now asking for a 1099 form for tax purposes.

Yes, an independent contractor is responsible for paying their own taxes. However, the correct form to use to report independent contractor income...

Family member filed a lien for property taxes?

You should consider filing a Probate Application for Determination of Heirship, with an application for Declaratory Judgment that the Lien is invalid.

Am I considered non-resident alien if I'm not present in the U.S.?

If you are not a US resident for US income tax (not a US citizen, green card, or present in US 183 days) and earn income from personal services...

This is an issue of debt collection and not tax. You could consider a lawsuit in small claims court (Justice of the Peace Court), where you can...

Can an heir be evicted from a house?

Yes - but you will probably need to open a probate case, and get an order from the Judge.

What could be the repercussions to sell inherited land without getting a YES on the price from all beneficiaries?

It appears to me you will need to probate the estate, have an administrator appointed, and obtain a court order to sell the property.

The 10 year statute of collections starts when a return is filed, or when the taxes are assessed. It may be suspending while an appeal, a payment...

Generally, it is probably safer for you to file married filing separate instead of married filing joint. However, depending on the particular facts...

The donor, you, and not the donee, is liable for gift tax. No tax and no gift tax return is due for gifts of up to $15,000 per person per year....

How are premarital stocks divided after divorce?

In Texas, income from separate property, including capital gains, is community property.