A2L Codes and Regulations 2

Question 1

Which U.S. federal regulation governs the phase-down of high-GWP refrigerants, driving the transition to A2L alternatives?

Accepted Answer

AIM Act (American Innovation and Manufacturing Act)

Answer

Clean Water Act

Answer

Patriot Act

Answer

Farm Bill

Question 2

Which building code has adopted provisions for A2L refrigerants in residential and commercial buildings?

Accepted Answer

The International Mechanical Code (IMC) and International Residential Code (IRC)

Answer

Only local municipal codes

Answer

No building codes address A2L refrigerants yet

Answer

Only ASHRAE standards, not building codes

Question 3

What does EPA Section 608 certification cover regarding A2L refrigerants?

Accepted Answer

Section 608 covers recovery, recycling, and reclamation but A2L-specific safety training is additional

Answer

It covers all aspects of A2L refrigerant handling

Answer

Section 608 has been replaced for A2L refrigerants

Answer

Section 608 only applies to A1 refrigerants

Question 4

Under current regulations, who is responsible for ensuring A2L refrigerant installations meet code requirements?

Accepted Answer

The installing contractor and the authority having jurisdiction (AHJ)

Answer

Only the equipment manufacturer

Answer

Only the building owner

Answer

The EPA exclusively

Question 5

What labeling requirements apply to equipment using A2L refrigerants?

Accepted Answer

Equipment must display the refrigerant type, charge amount, safety classification, and flammability warning

Answer

No special labeling is required

Answer

Only the refrigerant name is required

Answer

Labeling is optional for residential equipment

Question 6

How do state regulations regarding A2L refrigerants differ across the United States?

Accepted Answer

States vary — some have adopted the latest codes with A2L provisions while others still reference older codes that don't address A2L

Answer

All states have identical regulations

Answer

Federal law overrides all state regulations

Answer

Only California has A2L regulations