Tariffs come amid an ongoing trade war between the US and China and could risk destabilising the global economy further.
Boeing is already competing with arch-rival Airbus SE and other companies to introduce small self-flying vehicles capable of vertical takeoff and landing.
President Erdogan says Turkey may re-evaluate its procurement of the aircraft from the US following Ankara's suspension from F-35 fighter jet project.
The aeroplane builder said it is booking the charge to cover possible compensation to airlines that had to cancel thousands of flights since regulators grounded the Boeing 737 Max fleet.
Veteran US compensation expert Ken Feinberg has been hired by Boeing to oversee the distribution.
The multiyear payout is independent of lawsuits filed by families of the 346 people killed in the two 737 MAX crashes, which happened in October 2018 and March of this year, a Boeing spokesman said.
The supreme court upheld a decision granting a US request to extradite Ukrainian tycoon Dmytro Firtash, paving the way for him to face trial in the United States over bribery allegations.
Rattled by the grounding of its 737 MAX in the wake of two fatal crashes, US plane maker Boeing will be looking to reassure customers and suppliers about the plane's future.
Chief Executive Dennis Muilenburg, who has repeatedly rejected suggestions of a design flaw in the 737 MAX, acknowledged implementation shortcomings.
Acting head of US Federal Aviation Administration Daniel Elwell says, "We can't be driven by some arbitrary timeline."
The FAA is meeting with more than 30 international air regulators including China, the EU, Brazil and Canada on Thursday to discuss a software fix and new pilot training that Boeing has been developing to ensure the jets are safe to fly.
Lilium hopes to bring into service a battery-powered aircraft by 2025 to whisk passengers between cities at a price comparable with taxis.
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