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Version history — § 20171 Requirements for railroad freight cars placed into service in the United States

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4 distinct versions of this section's text, oldest first. Each entry is a release point where the text changed. Most release points leave most sections untouched.

  1. 117-80 — § 20171 Requirements for railroad freight cars placed into service in the United States

    Unchanged through: 117-80, 117-81

  2. 117-114 — § 20171 Requirements for railroad freight cars placed into service in the United States

    Unchanged through: 117-114

    Diff since 117-80

  3. 117-148 — § 20171 Requirements for railroad freight cars placed into service in the United States

    Unchanged through: 117-148, 117-200, 117-214, 117-262, 117-327not263, 118-34not31, 118-34, 118-41, 118-44, 118-47, 119-73, 119-83, 119-87

    Diff since 117-114

  4. 117-174 — § 20171 Requirements for railroad freight cars placed into service in the United States

    Unchanged through: 117-174, 118-3not328, 118-3, 118-5, 118-16, 118-64, 118-65, 118-90, 118-157, 118-209not159, 118-250not159, 119-31, 119-43

    Diff since 117-148

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