The provision would beef up the PBGC and provide a boost for multiemployer and single-employer plans. But it would also freeze COLAs.
Funded levels fluctuated from 85% down to 72% and back up to 82% during first six months of the year.
Plans, like the New England Teamsters', covering 1.4 million people are underfunded by $56.5 billion.
Report finds that healthy plans funding has risen, while critical plans have not.