40 C.F.R. Table 11 to Subpart DDDD of Part 63
Lumber Minimum Moisture Content Limits
Cite as 40 C.F.R. Table 11 to Subpart DDDD of Part 63 (2026)
Table 11 to Subpart DDDD of Part 63—Lumber Minimum Moisture Content Limits If the maximum lumber moisture specification (weight percent, dry basis) is . . . The minimum kiln-dried lumber moisture content (weight percent, dry basis) is . . . 22 or more 15 19-21 12 18 11 17 10 16 9 15 8 14 7 13 6 10-12 5 9 4.5 8 4 7 3.5 6 3 [91 FR 41463, July 6, 2026]