43 C.F.R. § 5040.4 What is the effect of designating sustained-yield units?
Title 43 - Public Lands: Interior
Designating new sustained-yield forest units abolishes previous O. and C. master unit or sustained-yield forest unit designations. Until new sustained-yield forest units are designated for the first time in accordance with 43 CFR part 5040, the current master unit designations will continue to be in effect.
Title 43: Public Lands: Interior
PART 5040—SUSTAINED-YIELD FOREST UNITS
§ 5040.4 What is the effect of designating sustained-yield units?

