Branch Circuits & WiringQuestion 164 of 521

A dwelling attached garage requires at least one branch circuit of what rating to supply the required garage receptacle outlets?

a.120-volt, 20-ampere
b.120-volt, 15-ampere
c.240-volt, 30-ampere
d.120-volt, 40-ampere

Explanation

Section 210.11(C)(4) requires at least one 120-V, 20-A branch circuit to supply the receptacle outlets required in an attached garage, and it generally must not serve outlets outside the garage. A 15-A circuit is too small, and the 30-A and 40-A options are not the specified minimum.

Law Reference: 2023 NEC §210.11(C)(4)

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