SALT Cap Opponents Empowered in Narrow House Majority Next Year

A dwindling but vocal bloc of blue-state House GOP members is poised to challenge the limit on state and local tax deductions next year.

The GOP’s electoral sweep hands them the keys to the budget reconciliation process, which would allow them to renew a swath of the party’s 2017 tax cuts next year without fear of a filibuster in the Senate.

But a narrow majority in the House empowers members from high-tax states determined to help constituents with their tax bills. These lawmakers can threaten to buck the entire package without a concession on the issue.

“I need to have ...