"People are under the impression that airports will stop all these things will come to a screeching halt, but that's not going to happen", said U.S. Rep. Colleen Hanabusa, D-Hawaii.
Here is a list of services and how they would be affected if a CR is not passed by Friday night: Air travel Air travel would not be affected as federal air traffic controllers would remain on the job and Transportation Security Administration screeners would remain in place. The Social Security Administration is also independent of the budget, so it would still be open to send out checks for the post office to deliver.
"It's very bad for our employees, because they don't get the information they need, and they're very anxious about this", she said. In previous shutdowns, training missions were curtailed.
The shutdown will also affect the Bureau of Alcohol, Tobacco, Firearms and Explosives, meaning if you wanted a gun permit, you'll have to wait until the shutdown is over.
What was the 2013 government shutdown about? On Wednesday, Mulvaney said it has not yet been determined whether these employees would be furloughed during a potential shutdown.
Bloomberg says there have been 12 shutdowns since 1981 that lasted from one day to 21 days. In 2013, the government shutdown cost the feds $2 billion in lost worker productivity alone, and that's not even counting what was lost in backpay owed to furloughed workers and the late fees on payments that the government missed. The policy sparked a public outrage when veterans were turned away from the World War II Memorial in Washington.
Additionally, many national parks, refuges and other public lands will have limited access wherever possible. The lodge at Crater Lake National Park and the visitors center at Rim Village is closed for the season, and tours aren't conducted this time of year at the Oregon Caves National Monument.
When has the government shut down before?But the zoo and the museums would be closed beginning Monday. And those donations will continue to go through, even if the shutdown happens.
The typical course of action is that employees who perform "emergency work involving the safety of human life or the protection of property" remain on their jobs during a shutdown.
A phone recording for the site on Friday said the grounds remain open for winter hiking and walking from dawn until dusk. They're getting used to shutdown threats, and there is nothing they can do about the current mess. And fear not: Lawmakers will continue to receive their pay, although some lower-level staffers may not.
Q: How much would the average person notice this shutdown if it occurs?
Government functions are divided into essential and nonessential categories.
The Environmental Protection Agency has enough resources to remain open through January 26, according to a memo from the administrator to employees.
However it would have to furlough workers if Congress went weeks before approving new funding. Health Patients in the National Institutes of Health would continue to be treated. The department has outlined how its various agencies will be affected.
As the shutdown continues, national parks could close, government and military contractors would not be paid, and many so-called "non-essential" services would be suspended.