The Social Security Administration reportedly sent out an email claiming the policy bill “eliminates federal income taxes on Social Security benefits for most beneficiaries”—but that’s not true.

The emails say nearly 9 in 10 Social Security beneficiaries won’t pay income taxes on their benefits in the future. But the Trump tax law did not directly address Social Security.

An email from the agency praised the bill, but only some recipients will see savings. Here's what the legislation means for seniors.