House lawmakers Jan. 10 passed a bill that would shield tribal governments from federal labor law.

The chamber voted 239-173 on a package of tribal-related bills. That included the Tribal Labor Sovereignty Act (H.R. 986, S. 63), which would bar the National Labor Relations Board from exercising jurisdiction over tribal governments. That would mean workers at tribe-owned businesses in tribal territories, such as casinos, wouldn’t have the right to unionize under the National Labor Relations Act. Rep....