In 2020, Homer and his wife, Wilma (residents of a non– community property state) make the gifts listed below. Homer’s previous taxable gifts consist of $100,000 made in 1975 and $1.4 million made in 1996. Wilma has made no previous taxable gifts.

Wilma’s current year gifts were

to Art . . . . . . . . . . . . . . . . . . . . . . . . .$400,000

to Bart . . . . . . . . . . . . . . . . . . . . . . . . .    6,000

Homer’s current year gifts were

to Linda . . . . . . . . . . . . . . . . . . . . . . .$600,000

to a charitable organization . . . . . .  100,000

to Norma (future interest) . . . . . . . . 200,000

a. What are the gift tax liabilities of Homer and Wilma for 2020 if they elect gift splitting and everyone except Norma receives a present interest?

b. How would the gift tax liabilities for each spouse in Part a change if they do not elect gift splitting?