La. R.S. 47:2432 — Amount of tax and time of payment

A. Amount of tax. Wherever there is a credit allowable under the United States Internal Revenue Code as to the amount of the federal estate tax for amount of state death taxes, the maximum amount of the credit for the state death taxes shall be paid to the state of Louisiana.
B. Time of payment. The tax due under this part shall be due and payable prior to the filing of the United States Estate Tax Return or nine months after the death of decedent whichever comes first.
C. Changes or amendments in the United States Estate Tax Return. Any change or amendment in the United States Estate Tax Return which would result in additional taxes due the state of Louisiana under this part shall be paid thirty days after final approval of the United States Estate Tax Return.