24 C.F.R. § 200.936
(a) Applicable standards. Solid fuel type room heaters and fireplace stoves certified under the HUD Building Products Certification Program shall be designed, assembled and tested in conformance with the following standards, which are incorporated by reference:
(b) Labelling.
(1) Under the procedures set forth in paragraph (d)(6) of § 200.935, concerning labelling of a product, the administrator's validation mark and the manufacturer's certification of compliance with the applicable standards are required to be on the certification label issued by the administrator to the manufacturer. In the case of solid fuel type room heaters and fireplace stoves, the following additional information must be included on the certification label:
(c) Periodic tests and quality control inspections. Under the procedures set forth in paragraph (d)(8) of § 200.935, concerning periodic tests and quality control inspections, the frequency of testing for a product must be described in the specific building product certification program. In the case of solid fuel type room heaters and fireplace stoves, testing and inspection shall be conducted as follows:
[48 FR 1955, Jan. 17, 1983]