Samantha (78) is a full-year resident and required to file a Wisconsin return. Her first and only job was with the City of Milwaukee, where she worked from 1963 until full retirement age. In 2019, Samantha retired and received a pension of $36,000 from the Milwaukee City Employees Retirement System. On her 2019 Wisconsin tax return, Samantha will:

Only report $20,000 of pension income. The rest is excluded.

Exclude the full amount of her pension income.

Report the full pension income received, then subtract $12,000 as nontaxable.

Report the full amount of pension income received. No subtraction or exclusion is allowed.