Not to be confused with Yukon wolf. The northwestern wolf, Canis lupus occidentalis, also known as the Mackenzie Valley wolf or northern timber wolf is a subspecies of gray wolf in western North America. It ranges from the upper Mackenzie River Valley, southward into central Alberta.
The executor must file a federal income tax return (Form 1041) if the estate has: 1  gross income for the tax year of $600 or more, or. 2  a beneficiary who is a nonresident alien.
Does my dependent have to file a return? A separate return must be filed for a dependent if filing requirements are met. Generally, a dependent is required to file a return if he or she had more than $6,100 of wage or other earned income, or if total interest, dividend, and capital gain income was more than $1,000.