“This untimed practice quiz simulates the ICC exam format, giving you full exposure to real-style questions while allowing unlimited time to navigate, learn, and build confidence without time pressure.”

2024 Residential Energy Inspector/Plans Examiner (79) (Untimed)

60 Questions

2 Hours

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1. If a dwelling unit complies with the Whole-Home Lighting Control credit (R408.2.10), what is the maximum percentage of the total lighting power that may remain uncontrolled?

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2. On what basis shall an application for appeal be made to the board of appeals?

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3. What must an occupant sensor control detect to regulate lighting, equipment, or appliances?

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4. What is the minimum R-value required for mechanical system piping capable of carrying fluids less than 55°F (13°C)?

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5. If the solar-ready zone is installed for electricity generation, what must the Electrical Rough-in Inspection verify?

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6. To be classified as a Marine (C) Zone, the mean temperature of the coldest month must fall between 27°F and what maximum temperature?

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7. The thickness markers for blown-in roof insulation must have numbers not less than what minimum height?

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8. Roof replacement is exempt from compliance with new construction requirements if the roof assembly insulation is integral to or located where?

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9. If a mass wall in Climate Zone 3 has more than half the insulation installed on the interior, what is the maximum permissible U-factor?

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10. In the Energy Rating Index (ERI), what value represents a rated design or constructed dwelling unit with zero net energy performance?

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11. When an emergency exists, what requirement for a stop work order is the code official not required to follow?

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12. Heat pumps with supplementary heating systems must have controls configured to prevent supplemental heat operation unless which condition applies?

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13. The requirements of R503.1.2 for existing heating and cooling systems are exempted if the ductwork from an existing heating and cooling system is what?

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14. How many credits are earned in Climate Zone 7 for installing a Gas-fired instantaneous water heater (Option 1) (R408.2.3(2)(a))?

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15. For a location to be classified as Thermal Climate Zone 7, the HDD18°C (in SI units) must be greater than 5000 and less than or equal to what value?

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16. What is the Base Site Allowance in the calculation of exterior lighting power allowance?

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17. The insulation reduction permitted for ceilings without attics (R402.2.2) is limited to 500 square feet or what maximum percentage of the total insulated ceiling area, whichever is less?

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18. A third-party test of a mechanical ventilation system is not required if the system has an integrated diagnostic tool used for airflow measurement and communicates the installed airflow rate via which component?

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19. Which section governs the prescriptive compliance requirements for additions?

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20. Slab-on-grade floors must be insulated if the floor surface is within what maximum distance above or below grade?

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21. If unconditioned or low-energy space is altered to become a conditioned space as part of a change of occupancy (R505.1.1), which specific section must be complied with?

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22. For the code official to approve an alternative material or design, the proposed work must be found to be not less than the equivalent of the prescribed code requirements for which criterion?

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23. When performing a repair, which materials are permitted to be used if hazards to life, health, or property are not created?

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24. To be defined as air-impermeable insulation, a material must have an air permeability not greater than 0.004 cubic feet per minute per square foot under what specific pressure differential?

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25. New lighting systems that are part of an alteration shall comply with Section R404.1, but this is exempted if the alteration replaces less than what percentage of the luminaires in a space?

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26. When must air barrier inspections at framing and rough-in generally be made?

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27. A dwelling unit complying with the Simulated Building Performance Option (R401.2.2) must have an air leakage rate not greater than 4.0 air changes per hour, or what maximum rate in cubic feet per minute per square foot (cfm/ft²)?

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28. Outdoor air intakes and exhausts for mechanical ventilation systems must be equipped with which devices that close when the system is not operating?

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29. When ductwork from an existing heating and cooling system is extended to an addition, which two specific sections related to duct system leakage are not required to be met?

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30. Which characteristic qualifies a wall as a mass wall?

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31. Which is the maximum area-weighted fenestration solar heat gain coefficient (SHGC) permitted when utilizing an Above Code Program compliance path in Climate Zone 3?

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32. As part of the Demand Response credit (R408.2.8), the demand responsive control must be capable of automatically decreasing the zone operating heating set point by which range of values?

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33. What climate zone applies to Newton County, Arkansas?

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34. Which standard is used to determine the Solar Heat Gain Coefficient (SHGC) and Visible Transmittance (VT) of glazed fenestration products?

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35. What is the maximum U-factor permitted for insulation entirely above the roof deck in Climate Zone 8?

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36. Which factor related to air is controlled during space conditioning?

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37. If a project in Climate Zone 5 uses an Above Code Program and the $TC_{Prescriptive reference design}$ is calculated to be 50 BTU/h/ft², what is the maximum $TC_{Proposed design}$ allowed for compliance?

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38. The protective covering for exposed foundation insulation must extend not less than what distance below grade?

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39. When calculating the compliance requirement for the Simulated Building Performance Option in Climate Zone 4, the total building thermal envelope thermal conductance ($TC_{Proposed design}$) must be less than or equal to the prescriptive reference design thermal conductance ($TC_{Prescriptive reference design}$) multiplied by what factor?

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40. What is the maximum Energy Rating Index (ERI) score permitted in Climate Zone 7 when on-site power production (OPP) IS included?

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41. Which item must be verified during the Final Inspection?

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42. What is the default Solar Heat Gain Coefficient (SHGC) for glazed block?

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43. If a conflict exists between a provision of this code and a referenced code, which provisions shall apply?

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44. Which type of heated water circulation system is explicitly prohibited?

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45. The thermostat controlling the primary heating or cooling system of the dwelling unit must be capable of maintaining different temperature set points on what basis?

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46. For attached dwelling units tested without simultaneously testing adjacent units, the air leakage rate is permitted to be not greater than what maximum rate (in cfm/ft²)?

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47. If a roof has permanent features that shade portions during the peak sun angle on the summer solstice, that area is excluded from the 95 percent compliance area for the roof SRI measure, provided the combined area of all exceptions does not exceed what percentage of the roof area?

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48. For a crawl space wall in Climate Zone 5, which minimum R-value option is permitted?

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49. Which climate zone applies to Daggett County, Utah?

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50. For a duct system serving 1,500 ft² of conditioned floor area where all components are installed and entirely located in conditioned space, and there are 4 ducted returns, what is the maximum total duct system leakage permitted?

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51. What is the default Visible Transmittance (VT) for double glazed, clear fenestration?

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52. If a person commences work before obtaining the necessary permits, what is the consequence?

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53. Any unconditioned or low-energy space altered to become conditioned space must be brought into full compliance with which section?

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54. Who is the officer or designated authority charged with the administration and enforcement of this code?

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55. The building thermal envelope provisions of R402 are generally exempt for a low-energy building if the peak design rate of energy usage for space-conditioning purposes is less than what value?

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56. New wood-burning fireplaces are required to have tight-fitting flue dampers or doors, and what other component?

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57. All permanently installed luminaires must be capable of operation with an efficacy of not less than 45 lumens per watt or contain lamps capable of operation with an efficacy of not less than what value?

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58. What is the maximum permitted total duct system leakage rate (in cubic feet per minute) per 100 square feet of conditioned floor area when testing is required due to alteration thresholds?

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59. How many credits are earned in Climate Zone 5 for utilizing a Ground source heat pump (R408.2.2(1))?

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60. Where loose-fill insulation is installed in an attic, what mechanism must be installed to prevent the loose-fill from spilling into living space or unconditioned space?

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