John, who filed jointly with his spouse, contributed $4,000 to his 401(k) plan for 2020 . He had AGI of $40,000 for 2020 . His spouse did not contribute to a retirement plan. He did not take a distribution from any retirement plan. What is their retirement savings credit for 2020 (assuming they have tax liability of $2,000 before credits)? 2019 Saver's Credit Credit Rate Married Filing Head of Household All Other Fllers" 50% of your Jointly contribution AGI not more than AGI not more than AGI not more 20% of your $39,000 $29,250 than $19,500 contribution $39,001$42,500$29,250$31,875$19,501$21,250 10% of your $42,501=$65,000$31,876$48,750$21,251$32,500 $2,000 $400 80