Indiana - Air Quality: Program Requirement

Area: 
Program Requirement
Policy Type: 
regulation; statute
Summary: 

State law requires districts to address indoor air quality in schools.

Indiana Administrative Code 410 33-4-4 Temperature and relative humidity

(a) Heating facilities shall be capable of and shall be operated to maintain a temperature during periods of student occupancy not less than the following:

  • (1) Sixty-eight (68) degrees Fahrenheit (F) in all:

    • (A) instructional rooms;

    • (B) offices;

    • (C) locker rooms; and

    • (D) cafeterias.

  • (2) Sixty-five (65) degrees Fahrenheit in activity rooms and shops.

  • (3) Sixty (60) degrees Fahrenheit in interior toilet rooms.

(b) Where provided air-conditioning systems shall be capable of providing and shall be operated to maintain a temperature not to exceed seventy-eight (78) degrees Fahrenheit and sixty-five percent (65%) relative humidity during periods of student occupancy.


Indiana Code 16-41-37.5-2.5 Manual of best practices for indoor air quality at schools

(a) The state department shall before July 1, 2010:

  • (1) adopt rules under IC 4-22-2 to establish an indoor air quality inspection, evaluation, and employee notification program to assist state agencies in improving indoor air quality; and
  • (2) amend 410 IAC 6-5.1 or adopt new rules under IC 4-22-2 to do the following:
    • (A) Establish an indoor air quality inspection, evaluation, and parent and employee notification program to assist schools in improving indoor air quality.
    • (B) Establish best practices to assure healthful indoor air quality in schools.

(b) Subject to subsection (c), the state department shall:

  • (1) inspect a school or state agency if the state department receives a complaint about the quality of air in the school or state agency;
  • (2) prepare a report, which may be in letter form, that:
    • (A) describes the state department’s inspection findings;
    • (B) identifies any conditions that are contributing or could contribute to poor indoor air quality at the school or state agency, including:
      • (i) carbon dioxide levels;
      • (ii) humidity;
      • (iii) evidence of mold or water damage; and
      • (iv) excess dust;
    • (C) provides guidance on steps the school or state agency should take to address any issues; and
    • (D) requests a response from the school or state agency not later than sixty (60) days after the date of the report;
  • (3) report the results of the inspection to:
    • (A) the person who complained about the quality of air;
    • (B) the school’s principal or the state agency head;
    • (C) the superintendent of the school corporation, if the school is part of a school corporation;
    • (D) the Indiana state board of education, if the school is a public school or an accredited nonpublic school;
    • (E) the Indiana department of administration, if the inspected entity is a state agency; and
    • (F) the appropriate local or county board of health; and
  • (4) assist the school or state agency in developing a reasonable plan to improve air quality conditions found in the inspection.

(c) A complaint referred to in subsection (b)(1):

  • (1) must be in writing; and
  • (2) may be made by electronic mail.

(d) The state department may release the name of a person who files a complaint referred to in subsection (b)(1) only if the person has authorized the release in writing.


Indiana Code 16-41-37.5-2.5 Manual of best practices for indoor air quality at schools

(a) Before July 1, 2010, the state department shall distribute a manual of best practices for managing indoor air quality at schools as described in this section. The state department may use a manual on indoor air quality in schools developed by a federal health or environmental agency or another state and make additions or revisions to the manual to make the manual most useful to Indiana schools. The state department shall provide the manual:

  • (1) to:
    • (A) the legislative council; and
    • (B) the department of education;
      in an electronic format under IC 5-14-6; and
  • (2) to the facilities manager and superintendent of each school corporation.

(b) The department shall review and revise the manual developed under subsection (a) at least once every three (3) years to assure that the manual continues to represent best practices available to schools.


Indiana Administrative Code 410 33-4-1 IAQ criteria

In order to maintain good IAQ, the school is responsible for meeting the criteria in this section. During an inspection, the state inspector will investigate any condition that is contributing or could contribute to poor IAQ, including, but not limited to, the following:

  • (1) Carbon dioxide levels.

  • (2) Humidity.

  • (3) Evidence of mold or water damage.

  • (4) Excess dust.


Indiana Administrative Code 410 33-4-5 HVAC

(a) Schools shall establish and maintain a written procedure for routine maintenance of HVAC systems. This procedure shall include, but is not limited to, the following items:

  • (1) A schedule for inspecting the HVAC system, including an annual inspection.

  • (2) Ensuring that all supply and return air pathways in the ventilation system are unobstructed and perform as required.

  • (3) A schedule for cleaning the HVAC coils annually at a minimum.

  • (4) A schedule for inspecting and changing filters.

This procedure shall be available for the state inspector's review.

(b) Schools shall establish and maintain written maintenance logs covering cleaning and filter changes of the HVAC systems for a minimum of three (3) years. These logs shall be available for the state inspector's review.

(c) For new construction or renovation of the HVAC system, all air supplies and air returns shall be ducted. Open return plenums above ceilings are not allowed.

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