WASHINGTON (AP) — Starting Saturday, private health insurers will be required to cover up to eight home COVID-19 tests per month for people on their plans. The Biden administration announced the change Monday as it looks to lower costs and make testing for the virus more convenient amid rising frustrations.

Under the new policy, first detailed to the AP, Americans will be able to either purchase home testing kits for free under their insurance or submit receipts for the tests for reimbursement, up to the monthly per-person limit. A family of four, for instance, could be reimbursed for up to 32...