The Texas Estates Code allows twelve months to pass from the time of the original grant of letters testamentary before any distributee may petition the court for distribution of the entire estate. Texas Estates Code section 360.001. However, an heir or distributee, or the executor may request partial distribution of any portion of the estate any time after the inventory has been filed and approved by the court. Texas Estates Code section 360.002. Usually, the executor has ninety days from the time granted letters testamentary, unless this period is extended by the court, to file an inventory of the estate. Texas Estates Code section 309.051. Then the court takes varying amounts of time to review it, and not much can happen until the court has approved of the inventory by written order.