(1)
If—
(A)
a multiemployer plan is in reorganization for a plan year, and
(B)
section
1423 of this title would require an increase in contributions for such plan year,
the plan sponsor shall notify the persons described in paragraph (2) that the plan is in reorganization and that, if contributions to the plan are not increased, accrued benefits under the plan may be reduced or an excise tax may be imposed (or both such reduction and imposition may occur).