I've earned over $1,000 in cash back by using a credit card to cover my tax bill.
https://www.cnet.com/personal-finance/credit-cards/i-earned-rewards-for-paying-my-taxes-with-this-card/?utm_source=dlvr.it&utm_medium=blogger#ftag=CAD590a51e
https://www.cnet.com/personal-finance/credit-cards/i-earned-rewards-for-paying-my-taxes-with-this-card/?utm_source=dlvr.it&utm_medium=blogger#ftag=CAD590a51e