If you made large gifts to your children, grandchildren or other heirs last year, it’s important to determine whether you’re required to file a 2019 gift tax return. And in some cases, even if it’s not required to file one, it may be beneficial to do so anyway. Who must file? Generally, you must file a gift tax return for 2019 if, during the tax year, you made gifts: That exceeded the $15,000-per-recipient gift tax annual exclusion (other than to your U.S. citizen spouse), That you wish to split with your spouse to take advantage of your combined $30,000 annual exclusion, That exceeded the $155,000 annual exclusion for gifts to a non-citizen spouse, To a Section 529 college savings plan and wish to accelerate up to five...