(1) Beginning January 1, 2026, contractors must ensure all fire-resistant material is applied by a certified fire-resistant material applicator prior to the individual applying any fire-resistant material. A contractor must verify that the individual is certified by the department by obtaining written documentation of the individual's certification.

(2) Contractors must retain the written documentation for a period of 10 years.

Effective date—2023 c 145 § 4: "Section 4 of this act takes effect January 1, 2026." [ 2023 c 145 § 8.]