May 2024 – Boston probably doesn’t come to mind when cataloging places that have effective removal of aliens from voter rolls. But the longstanding requirement for an annual census taking (including questions about citizenship status) is used today to update local voter registration lists and reveal foreign participation. Boston serves as an example of how a local or state census can serve as a helpful list maintenance tool. Properly done, it can also supplement the drawing of district lines for elected office relying primarily on citizenship data instead of total population.

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