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TITLE 4AGRICULTURE
PART 1TEXAS DEPARTMENT OF AGRICULTURE
CHAPTER 7PESTICIDES
SUBCHAPTER HSTRUCTURAL PEST CONTROL SERVICE
DIVISION 5TREATMENT STANDARDS
RULE §7.178Structural Fumigation Requirements

(a) Fumigation of structures to control wood destroying insects or other pests shall be performed only under the direct on-site supervision of a certified applicator licensed in the category of structural fumigation. Direct on-site supervision means that the certified applicator exercising such supervision must be present at the site of the fumigation during the introduction of the fumigant, any reentry prior to aeration, during the initial aeration process, and when the structure is released for occupancy.

(b) All motor vehicles used by a licensee or licensee's employees in conducting structural fumigation services, to include the transportation of tarps and fumigants, shall display the TPCL number of the business. The transportation of all fumigants shall be done consistent with label directions.

(c) A licensee licensed in the structural fumigation category may subcontract the performance of a structural fumigation to another licensee licensed in the structural fumigation category. The primary contractor shall notify the customer that the performance of the structural fumigation service will be performed by another properly licensed business other than the primary contractor. This written notification shall be a part of the disclosure documents as a separate statement itself or attached to the disclosure documents, and must be signed and dated by the customer. Both the primary contractor and the subcontractor shall maintain a copy of the disclosure documents issued to and signed and dated by the customer, and the report as described in subsection (l) of this section for a period of two (2) years.

(d) Structural fumigation shall be performed in compliance with all label requirements applicable to state and federal laws and regulations.

  (1) During a fumigation, whenever the presence of two (2) persons trained in the use of fumigant is required by the fumigant label, at least one (1) of these persons must be the certified applicator providing direct on-site supervision as described in subsection (a) of this section and the second person must be trained in the necessary safety precautions.

  (2) Two (2) trained persons shall be present at each fumigation site during the introduction of the fumigant, any reentry prior to aeration, during the initial aeration process, and if the label requires, until the active aeration period with all operable doors and windows open is completed and the structure is secured for the remaining aeration period.

  (3) During these periods of time, two (2) operational Self-Contained Breathing Apparatuses (SCBA) must be present at the fumigation site. Fumigators must have in their possession any keys necessary to unlock secondary locking devices and/or an access device that would allow for immediate access to the structure the entire time the structure is under fumigation.

  (4) A trained person in structural fumigation must be a registered apprentice, licensed technician, or certified applicator in the structural fumigation category having been trained in the proper use of a SCBA and clearing devices.

(e) Prior to the release of the fumigant, warning signs shall be posted in plainly visible locations on or in the immediate vicinity of all entrances to the structure under fumigation and shall not be removed until the premises is determined safe for occupancy. Ventilation shall be conducted with due regard for public safety.

(f) Local fire, police, or emergency authorities shall be notified of the structural fumigation prior to introduction of the fumigant. Notification shall be made in writing, by email or by telephone as long as a record is made of the name of the person that was informed and the date and time. The same agency shall be informed that the structure is released for occupancy.

(g) The space to be fumigated shall be vacated by all occupants prior to the commencement of fumigation. The space to be fumigated shall be sealed in such manner to ensure that the concentration of the fumigant released is retained in compliance with the manufacturer's recommendations. Fumigation tarps with puncture holes, tears, rips, or splitting seams must be taped or repaired in such a manner to ensure that the concentration of the fumigant released is retained in compliance with the manufacturer's recommendations.

(h) Warning signs shall be printed in red on white backgrounds and shall contain the following statement in letters not less than two (2) inches in height: "Danger-Fumigation." Signs must also depict a skull and crossbones, not less than one (1) inch in height, the name of the fumigant, the date and time fumigant was introduced, and the name, license number, and telephone number where the certified applicator performing the fumigation may be reached twenty-four (24) hours a day.

(i) On any structure that has been fumigated, the certified applicator responsible for the fumigation shall, immediately upon completion, post a durable sticker on the wall adjacent to the electric breaker box, water heater, or beneath the kitchen sink. This must be a durable sticker not less than one (1) inch by two (2) inches in size. It must have the name and license number of the certified applicator, date of fumigation, fumigant used, and the purpose for which it was fumigated (target pest).

(j) A certified applicator performing the fumigation shall use adequate warning agents with all fumigants that lack such properties. When conditions involving abnormal hazards exist, the person exercising direct on-site supervision shall take such safety precautions in addition to those prescribed to protect the public health and safety. The certified applicator responsible for the fumigation shall visibly inspect the structures to assure vacancy prior to introduction of fumigant.

(k) The certified applicator responsible for the fumigation shall also post a person or persons to guard the location whenever a licensed applicator is not present from the time the fumigant is introduced until the label concentration for aeration is reached. The person posted at the location shall deter entry into the structure by routinely inspecting the structure under fumigation at least once each hour. The person posted at the location shall remain alert and on duty as directed by the certified applicator. The certified applicator responsible for the fumigation shall secure all entrances to the structure in such a manner as to prevent entry by anyone other than the certified applicator responsible for the fumigation. The structure must remain secured by secondary locking devices until the structure is released for occupancy.

(l) For the purpose of maintaining proper safety, establishing responsibility in handling the fumigants, and to ensure a successful fumigation the business performing the structural fumigation shall compile and retain a report for each fumigation job and/or treatment for a period of at least two (2) years. The certified applicator responsible for the fumigation must have a copy of the report at the time of the fumigation. The report for each fumigation job or treatment must contain the following information to be recorded as the fumigation progresses:

  (1) name, address and business license number of the pest control business;

  (2) name and address of property and owner;

  (3) measured cubic feet fumigated;

  (4) target pest or pest controlled;

  (5) fumigant or fumigants used, EPA registration number and amount;

  (6) name of warning agent and amount used;

  (7) temperature and wind conditions;

  (8) time gas introduced and aerated (date and hour);

  (9) name and license number of the certified applicator responsible for the fumigation and providing direct on-site supervision;

  (10) list of any extraordinary safety precautions taken;

  (11) date and time released for occupancy (signed by certified applicator);

  (12) the dates and times local fire, police or emergency authorities were notified;

  (13) the identification of clearing devices used; and

  (14) proof that the department was notified of the structural fumigation with the date and time of the notification.

(m) Fumigations for the purpose of controlling wood destroying insects are subject to the provisions of §7.174 of this chapter (relating to Wood Destroying Insect Treatment Disclosure Documents).

(n) Every licensee engaged in application of a fumigant is required to use an approved and calibrated clearance device consistent with the fumigant label.

  (1) The approved and calibrated clearance device must be used consistently with the label.

  (2) An independent and qualified facility or person must perform calibration of the clearance device not less than annually and anytime it is suspected to be inaccurate. Calibration must be in compliance with the manufacturer's requirements.

Cont'd...

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