Internal Revenue Service

The new guidance amounts to a midyear open-enrollment period and applies to firms that buy health insurance to cover their workers as well as to those that self-insure — paying claims on their own.

President Trump has refused to release his tax returns. Many Democrats are using that against him, as they reveal their own personal wealth and financial interests.

Tax refunds so far have been smaller than last year's. Some taxpayers kept a bigger share of their income, but for others it reflects an overhaul that rewarded high earners the most.

Tax season is more stressful this year for filers and IRS workers alike, because of tax law changes and the partial government shutdown that has left the agency with roughly half its normal staff.

NPR's Lulu Garcia-Navarro talks to Jaime, a tax examiner with the Internal Revenue Service, about the toll the government shutdown is taking on her mental health.

The union for the IRS workers criticized the Trump administration for forcing them to work "in exchange only for an IOU." Employees have been promised back pay when funding is approved.

The tax collecting agency is one of those affected by the partial government shutdown, but the White House says it will issue refunds, reversing previous government policy.

The Government Accountability Office says 3 million more Americans are likely to have experienced underwithholding from their paychecks in 2018 as a direct result of the new tax law.

For nearly 11 hours on the busiest tax day of the year, the agency was unable to accept tax returns.

Because of a "high volume technical issue" that kept key services from functioning, the Internal Revenue Service will give taxpayers one more day, till midnight Wednesday, to get their paperwork in.

The IRS estimates that more than $65 million has been lost to phone tax scammers in the past five years. The calls are most common during tax season in March and April.

The new calculation reduces by $50 the amount a family can put into these HSA accounts this year. Anyone who has already funded the account at a higher level will need to adjust, or risk IRS scrutiny.