Branch Circuits

Section 37 IRC

Section 210 NEC

E3705.5

Overcurrent protection required

E3701.2

Circuit wiring must not be smaller than breaker rating

E3701.2

Non-continuous load must not exceed 125% of amp rating

E3702.2

Branch circuit amp ratings

E3702.3

Ratings for 15 and 20 amp circuits

E3702.4

Ratings for 30 amp circuits

E3702.5

Rating for circuits with multiple loads

E3702.9

Branch circuit loads for ranges and cooking appliances

E3702.10

Branch circuits for heating loads

E3702.11

Branch circuits for a/c and heat pump equipment

E3702.12

Branch circuits for in room air conditioners

Required Branch Circuits

E7303.1

Separate individual circuit is required for heating

E3703.2

Minimum of 2 circuits required for kitchen and dining areas

Including refrigerators, which can share a circuit

E3703.2

Refrigerator allowed on its own separate 15 amp circuit (exception)

E3703.3

Separate laundry circuit required

E3703.4

Bathroom circuit requirements

E3703.5

Garage branch circuits required

E3703.6-7

Minimum circuits and load calculating

E3704

Tables for feeder requirements and load calculations