ByKelly Phillips Erb,

Forbes Staff.

Due to the government shutdown—now in its third week—IRS operations are limited. Despite the need to prepare for the upcoming tax filing season—with new tax laws like no tax on tips in place—the IRS has furloughed about half of its employees. That means that some operations, like Criminal Investigation, remain open while others, like Taxpayer Assistance Centers (TACs) are closed.

Here’s what you need to know.

Yes. You must continue to file taxes as normal. All tax deadlines remain in effect, including those covering individuals, corporations, partnerships and employers.