3206. MINIMUM WORK GUIDELINES AND REQUIREMENTS FOR NON-LICENSEES: ASSESSMENT

3206 Minimum Work Guidelines and REQUIREMENTS For Non-Licensees: Assessment 3206.1 In general, an indoor mold assessment professional should be consulted when assessing the extent of a moisture problem, indoor mold growth, and performing other related activities. 3206.2 The following guidelines are applicable to non-licensed individuals performing mold assessment on areas potentially affected by less than ten square feet (10 ft.2) of indoor mold growth; unless exempt by § 3201, a non-licensed individual shall not perform mold assessment on ten square feet (10 ft.2) or more of indoor mold growth in an affected area. 3206.3 Prior to taking any steps to clean, scrape, remove, paint over, or otherwise remediate any indoor mold growth, a visual inspection should be performed that assesses the following: (a) The extent of water damage, indoor mold growth, and affected building materials; (b) Crawl spaces, attics, behind wallboards, carpet backing and padding, wallpaper, baseboards, insulation, and other materials that are suspected of hiding indoor mold growth; (c) Ventilation systems for damp conditions and indoor mold growth on system components, like filters, insulations, and coils or fins; and (d) Certain materials that are susceptible to indoor mold growth when damp, including ceiling tiles, paper-covered gypsum wallboard (drywall), structural wood, and other cellulose-containing surfaces. 3206.4 If assessment work might disturb indoor mold growth, personal protective equipment, like gloves and respiratory protection, should be worn. 3206.5 If indoor mold growth or water-damaged materials are visually identified, remediation shall be conducted in accordance with the guidance document published by the Department. 3206.6 If ten or more square feet (10 ft.2) of indoor mold growth in an affected area is visually identified, the property owner, unless if exempt by § 3201.4, shall hire an indoor mold assessment professional who is licensed pursuant to § 3202 to conduct an indoor mold assessment. SOURCE: Final Rulemaking published at 63 DCR 6098 (April 22, 2016). District of Columbia Municipal Regulations Environment 20 DCMR § 3206