President Trump announced Sunday that he will refuse to sign any bills into law until the Senate passes the Safeguard American Voter Eligibility (SAVE) America Act, escalating his push for changes to voting requirements.

The SAVE Act, which has already passed the House, would require proof of citizenship to register to vote in federal elections. The legislation represents part of ongoing Republican efforts to tighten voting requirements, which supporters argue would prevent non-citizens from voting illegally.

Trump's threat to block all legislation until the SAVE Act passes creates potential complications for Congress, which must approve various bills to keep the government funded and address other legislative priorities. The ultimatum puts additional pressure on Senate Democrats, who have generally opposed the measure.

The timing of Trump's announcement comes as lawmakers prepare for the upcoming legislative session, with several critical spending and policy measures requiring presidential approval. The threat could lead to a legislative standoff if Senate Democrats continue to resist the voting legislation.

Current federal law already prohibits non-citizens from voting in federal elections, making such voting a felony punishable by fines, imprisonment, and deportation. Critics of the SAVE Act argue it could make voter registration more difficult for eligible citizens who lack easy access to citizenship documentation.