D.C. Mun. Regs. tit. 12, 12-I11.1

Current through Register Vol. 71, No. 44, November 1, 2024
Section 12-I11.1 - SCOPE

This section specifies requirements for construction and plans for operation, including the commissioning (Cx) process, building acceptance testing, measurement and verification, and energy use reporting. Building projects shall comply with the following conditions as applicable:

a. All projects shall comply with Section 11.3.1.1-Acceptance Testing.
b. The following building projects shall comply with Section 11.3.1.2-Project Commissioning:
1. New construction (including additions) 10,000 sf (929 m2) or greater.
2. Level III alterations alteration area of 10,000 sf (929 m2) or greater.
3. Alterations of 20,000 sf (1858.06 m2) or greater.
4. New, replaced, or relocated mechanical, electrical, or plumbing equipment that serves 20,000 sf (1858.06 m2) or larger.
5. Projects having a new, replaced, and/or relocated, HVAC system with a heating equipment size of 480,000 BTU's or greater, or with a cooling equipment size of 600,000 BTUs or greater.
c. The following building projects shall comply with Section 11.3.1.3-Building Envelope Commissioning (BECx):
1. New Construction or additions 50,000 sf (4645.12 m2) or greater.
2. Alterations and/or additions: for buildings over 50,000 sf (4645.12 m2), where at least 25 percent of the vertical, above-grade building envelope is being replaced, altered, and/or added.
11.1.1

Systems. The following systems and associated controls, if included in the building project, shall be commissioned:

a. Heating, ventilating, air-conditioning, and refrigeration systems (mechanical and/or passive).
b.Building envelope systems, components, and assemblies to verify the airtightness and thermal and moisture integrity. Building envelope airtightness commissioning shall also comply with Section 11.3.1.3.
c. Lighting systems.
d.Fenestration control systems: Automatic controls for shading devices and dynamic glazing.
e. Irrigation.
f. Domestic and process water pumping and mixing systems.
g.Service water heating systems.
h. Renewable energy systems.
i. Water measurement devices.
j. Energy measurement devices.

D.C. Mun. Regs. tit. 12, 12-I11.1

Final Rulemaking published at 67 DCR 5679 (5/29/2020)