Heads up: There are no amended sections in this chapter.
Building owners may use either Section RB102 or RB103 to achieve additional energy savings in building energy over that provided in the Washington State Energy Code.

Building owners may choose to use this appendix to achieve an additional 6-percent savings in building energy use. The number of additional energy efficiency credits required by Section R406.3 would be increased by the following amounts:

1.0 credit for each new single-family, two-family and townhouse dwelling unit.

0.5 credit for each new dwelling unit within an R-2 occupancy building.

0.5 credit for each addition smaller than 500 square feet (46 m2) to a single-family, two-family or townhouse dwelling unit.

1.0 credit for each addition of 500 square feet (46 m2) or larger to a single-family, two-family or townhouse dwelling unit.

Where Section R405, Simulated performance alternative, is used, the maximum allowable energy consumption shall be 92 percent of the value calculated according to Section R405.3.

Building owners may choose to use this appendix to achieve an additional 12-percent savings in building energy use. The number of additional energy efficiency credits required by Section R406.3 would be increased by the following amounts:

2.0 credits for each new single-family, two-family and townhouse dwelling unit.

1.0 credit for each new dwelling unit within an R-2 occupancy building.

1.0 credit for each addition smaller than 500 square feet (46 m2) to a single-family, two-family or townhouse dwelling unit.

1.5 credits for each addition of 500 square feet (46 m2) or larger to a single-family, two-family or townhouse dwelling unit.

Where Section R405, Simulated performance alternative, is used, the maximum allowable energy consumption shall be 84 percent of the value calculated according to Section R405.3.

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