40 C.F.R. § 180.1349
Maleic hydrazide; exemption from the requirement of a tolerance.
Cite as 40 C.F.R. § 180.1349 (2026)
An exemption from the requirement of a tolerance is established for residues of the pesticide maleic hydrazide, including its metabolites and degradates, when used as a plant growth regulator or herbicide. [91 FR 9728, Feb. 27, 2026]