The Trump administration is proposing sweeping changes to the rules governing the 2030 US Census, including a requirement that could make questions about biological sex mandatory for respondents, a change critics say could effectively force transgender people to disclose their trans status to the federal government.



The federal government doesn’t administer elections, that’s explicitly laid out in the constitution as a state power
the government does not get free access to census responses, either. it’s protected data. the census bureau produces statistics and numbers, it is not a surveillance arm for the feds. it has to be that way, otherwise half the country or more would either lie or not respond at all.
Doesn’t the state use census data? The state could also be dicks
To determine voter eligibility? No, people move more than once a decade.