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Iowa legislator

Mark Costello

Republican Current role, District 8

Source: Open States / PluralUpdated 2026-11-12 02:05:01 UTC. This is a current-role record, not a complete service history.

When provider identities match

Sponsored legislation

  • SR 101: A resolution honoring Staff Sergeant William Nathaniel Howard, Staff Sergeant Edgar Brian Torres-Tovar, and their families.

When member votes are supplied

Recorded votes