Can I use the Bilt Mastercard® on other expenses or just rent? May 16, 2022 21:56 Updated Definitely. You can use your card anywhere Mastercard is accepted, just like you would use any other credit card. Related articles What bank issues the Bilt Mastercard®? What is BiltProtect? What does it do? How long does it take to get approved for the Bilt Mastercard®? Will I pay a fee on my rent payment if I use the Bilt Mastercard®? What is the Bilt Collection?