Learn about what codes are in use, changes from ASHRAE 90.1 2007 to 2010, changes from IECC 2009 to 2012, updates to NY city and state codes.

1. IECC 2012
Standard 90.1 2010
Lee Brandt, LC, IALD, LEED AP BD+C
Principal
HLB Lighting Design

2. Update on:
 Codes in use as of 1/1/2015
 Changes from IECC 2009 to 2012 (Commercial)
 Changes from Std. 90.1 2007 to 2010 (“Commercial”)
 NY State amendments to the base codes
 NY City amendments to State items and base codes

3.  2010 ECCCNYS [Energy Conservation Construction Code
of New York State]
 IECC 2009
 Standard 90.1 2007
 2011 NYCECC [ New York City Energy Conservation Code]
[Local Law 1 2011]
 LL48 2010 (occ/vac sensors)
 LL86 (2005) (LEED Silver for City funded buildings)

4.  NYS Residential Energy Code
 2010 ECCCNYS
 IECC 2009
 NYC unchanged until NYS changes

5.  NYS Commercial Energy Code
 2014 Supplement to the New York State Energy Conservation
Construction Code
 Reference Standards:
 IECC 2012 / Standard 90.1 2010 (alternate path)
 NYC Energy Conservation Code
 Modifications to the State supplement

6.  NYS
 http://www.dos.ny.gov/dcea/energycode_code.html
 NYC
 http://www.nyc.gov/html/dob/html/codes_and_reference_materi
als/nycecc_main.shtml

7.  Effective Date 1/1/15

9.  Changes in IECC 2012 & Standard 90.1 2010
 LPD’s decreased – both codes
 IECC Space by Space is back
 IECC’s Mandatory Additional Efficiency Package Options
 15% under Building Area LPD’s
 Alterations
 IECC = 50% threshold
 Standard 90.1 = 10% threshold

10.  NYS Amendments
 IECC – improved exterior control requirement language
 IECC – improved track and busway language and wattages to
use
 IECC – slightly altered language for dwelling units within
commercial buildings
 90.1 - Made some Mandatory control and power requirements
Prescriptive

11.  NYC Amendments
 90.1 – Dwelling Units within commercial buildings now have to
comply!!!
 Reference IECC language
 IECC and 90.1 – incorporated LL48 language on occupancy
and vacancy sensors.

12.  NYS - IECC 2012 Prescriptive
 Efficiency Options
 NYS - IECC 2012 Performance
 Building energy cost < 85% of reference building
 NYS – IECC 2012 Environmental Trade Off
 Std. 90.1 2010 Prescriptive
 Std. 90.1 2010 Performance (2 paths)
 Std. 90.1 2010 Environmental Trade Off
New York City
NYS - IECC Performance
Path removed

13. IECC 2012 – SECTION
 Mandatory or Prescriptive
Code Requirement
 more
STD. 90.1 - SECTION
 Mandatory or Prescriptive
Code Requirement
 more
New York State AND/OR New
York City Amendments
In these special boxes

15. IECC 2012 – C402.3.1
 Prescriptive:
 30% Max OR
 40% Max when
 >50% conditioned floor area
in daylight zone
 Automatic daylighting controls
installed
 Certain VT requirements
STD. 90.1 - 5.5.4…
 Prescriptive
 40% (5.5.4.2.1) (No change
from 2007)
 Limits fenestration on East &
West facing walls (5.5.4.5)

16.  Benefits of daylighting = 0

17.  Use Performance Paths!

18. IECC 2012 – C402.3.2
 Prescriptive:
 Directly under roof w/ ceiling
>15’
 Spaces > 10,000 sq ft
 Certain space types
 Daylight zone / area
requirements associated with
Skylights
 Multi-level lighting controls
(C405.2.2.3.3)
STD. 90.1 - 5.5.4.2.3
 Prescriptive:
 Building < 4 stories
 Spaces > 5,000 sq ft
 Certain space types
 Daylight zone / area
requirements associated with
Skylights
 Multi-level lighting controls
(9.4.1.5)

19. IECC 2012
 No requirements
STD. 90.1 – 8.4.1
 Mandatory:
 2% for feeders
 3% for branch circuits
New York State & NYC
PRESCRIPTIVE rather than
mandatory

20. IECC 2012
 No requirements
STD. 90.1 – 8.4.2
 Mandatory:
 50% in offices (private and
open) and computer
classrooms
New York State & NYC
PRESCRIPTIVE rather than
mandatory

22. IECC 2012 – C405.1
 > 75% of permanently
installed light fixtures shall use
high efficacy lamps
 Does not include low voltage
lighting!
 High Efficacy =
 CFL
 <T8 linear fluor
 >60 lumens / watt for > 40 watt
lamp
STD. 90.1 – 9.1
 Excepted
New York City
DWELLING UNITS ARE NOT
EXCEPTED!! They do not have
to apply with Lighting Section if
they meet IECC language

23. IECC 2012 – C405.7
 Individual dwelling units shall
have separate meters
STD. 90.1 – N/A

24. IECC 2012 – C101.4.3
 Exception for <50%
replacement of luminaires in
a space as long as power is
not increased
 Replacement of lamps +
ballasts ok if LPD not
increased
STD. 90.1 – 9.1.2
 Exception for <10% of
connected lighting load such
that LPD is not increased
 All other alterations must
comply with LPD and auto
shutoff (9.4.1.1)
 Including lamps + ballasts

26. IECC 2012 – C405.2.2.1
 Automatic Time Switch
controls shall be installed
 Exception for areas with
occupancy sensors.
STD. 90.1 – 9.4.1.1
 Automatic Controls to shut
off interior lighting shall be
installed
 Time of day
 Occupant sensor
 Signal from other system
indicating unoccupied space

27. IECC 2012 – C405.2.1
 Manual lighting controls
required in all areas (some
exceptions)
 50% reduction in each area
 No change from IECC 2009
 Important exceptions
STD. 90.1 – 9.4.1.2
 Manual lighting controls
required in all spaces (some
exceptions)
 Each area with manual control
shall have one control step
between 30 and 70% in
addition to off.
 Can be accomplished with
dimming, step ballast, zoning

28. IECC 2012 – C405.2.2.2
 Mandatory – Required in:
 Classrooms
 Conference / Meeting Rooms
 Employee lunch and break rooms
 Private offices
 Restrooms
 Storage Rooms
 Janitorial Closets
 Spaces< 300 sq. ft
 Auto-off within 30 min
 Manual or Auto ON
 Auto ON only if <50% power or OK for 100%
on in corridors, stairwells, restrooms, entrance
areas, and lobbies
STD. 90.1 – 9.4.1.2
 Mandatory – Required in:
 Classrooms / Lecture Halls
 Conference / Meeting / Training Rooms
 Employee lunch and break rooms
 Offices up to 250 sq ft
 Restrooms
 Storage and Supply rooms (50 – 1000
sq ft)
 Copy/Print rooms
 Dressing / Locker / Fitting Rooms
 Auto-off within 30 min
 Manual or Auto ON
 Auto ON only if <50% power or OK for
100% on in corridors, stairwells,
restrooms, entrance areas, and lobbies
New York City amendments
LL48 – next slide

29. NYC – affects both NYS / IECC and Std. 90.1
 Mandatory – Vacancy Sensors – manual
on, auto off. (No override that can
change them to auto on.) Required in:
 Classrooms (not shop, lab, or
preschool)
 Conference / Meeting Rooms
 Employee lunch and break rooms
 Private offices <200 sq .ft.
 There can be a 30 second grace period to
for sensor to turn lights back on
automatically if occupancy is detected
 Auto-off within 30 min
 Mandatory – Occupancy Sensors – auto on,
auto off. Required in:
 Restrooms
 Storage Rooms
 Private offices >200 sq. ft.
 Janitorial Closets
 Spaces< 300 sq. ft
 AUTOMATIC ON SHALL NOT TURN ON
MORE THAN 50% POWER
 Full (100%) on allowed in public corridors,
stairways, restrooms, entries and lobbies &
where determined manual on would be safety
issue
 IF MANUAL-ON, FIXTURES CAN COME
ON TO 100%

30. IECC 2012 – C405.2.2.3
 Mandatory
 Independent control via
 Manual control OR
 Automatic control with
continuous or stepped
dimming (optional unless
increased WWR C402.3.1)
 Daylight control zone <2,500 sq
ft area
STD. 90.1 – 9.4.1.4
 Mandatory
 Separate control via
 Automatic control with
continuous or stepped
dimming (3 steps required)
 Primary sidelighted areas >250
sq ft
 Toplighted areas > 900 sq ft
New York State & NYC
Changes sidelighting requirements to
PRESCRIPTIVE. (Toplighting remains
mandatory)

31. STD. 90.1IECC
 Daylighting Zone
 Depth = 15’
 Width = window width +2’
on each side
 Or to nearest partition
 Primary Daylight Zone
 Depth = Window Height
(floor to header)
 Width = window width +2’
on each side
 Or to nearest partition

32. STD. 90.1IECC
http://lightingcontrolsassociation.org/

33. STD. 90.1IECC
 Daylighting Zone
 Area = skylight dimension +
floor to ceiling height
 Or nearest partition
 Or half way to adjacent
skylight or vertical
fenestration
 Toplighting Zone
 Skylight area + 0.7 x ceiling
height
 Or to nearest obstructing
partition
 Or to sidelighted zone

34. STD. 90.1IECC
http://lightingcontrolsassociation.org/

35. STD. 90.1 - 9.4.1.6IECC - C405.2.3
 Mandatory - Same as IECC
2009 – Dedicated control for
Display/Accent, Case, Guest
Rooms, Task, Non-visual and
Demonstration
 Mandatory - Same as 90.1
2007 – Dedicated control for
Display/Accent, Case, Guest
Rooms, Task, Non-visual and
Demonstration
 New: Stairwells =
automatically reduce lighting
to 50% power within 30 min of
inactivity

36. IECC 2012 – C405.2.4
 Mandatory – controlled via
photosensor and time switch OR
astronomical time switch.
STD. 90.1 – 9.4.1.7
 Mandatory – automatic control to
keep lights off when sufficient
daylight available
 Façade and landscape lighting
 Auto shut-off b/t midnight or business
closing and 6am or business opening
 All other exterior lighting including
signage shall be controlled
automatically to reduce connected
load by 30%
 From midnight to 6am (or within one
hour of business close / open)
 Any period of inactivity > 15 min
New York State and NYC
Use Standard 90.1 2010 language

37. DOE Lighting Development, Adoption and
Compliance Guide

38. Std. 90.1 only – 9.4.1.3
Daylight
Transition
Zone
Daylight
Transition Zone20’ Daylight Control Zone
3,600 sq ft max control
zone
 Mandatory –
 Garage must have automatic
shut off controls (9.4.1.1)
 Occupancy sensor to decrease
power of each luminaire by
30%
 <3600 sq ft zone
 Daylight transition zone,
separate control – auto on at
daylight, off at sunset
 Daylight responsive lighting
zone within 20’ of perimeter
wall

39. IECC 2012 - C408.3 STD. 90.1 – 9.4.4

40.  No change, still required
STD. 90.1 – N/AIECC - C405.3
New York State & NYC
Requirement is deleted

41.  Reduced LPD’s from 2009
 Space by Space table is
back!
 Includes some wattage for
decorative fixtures
 No decorative allowance
STD. 90.1 – 9.5 AND 9.6IECC - C405.5.2
 Reduced LPD’s from 2007
 Added Room Cavity Ratio
allowance for tall and unique
shaped rooms

42. STD. 90.1 – TABLE 9.6.2IECC – N/A
 Additional control methods –
in addition to Mandatory
controls = extra wattage
 Specific conditions and
applications
 NYS and NYC prescriptive
items on controls may help
here!

43.  Efficacy of luminaire >60
lumens / watt for all fixtures
>100 watts
 Unless controlled by motion
sensor
STD. 90.1 – N/AIECC - C405.6.1
New York State & NYC
Requirement is deleted

44.  New table
 Lighting Zones
 Tradable / Non-tradable
 Matches Std. 90.1
STD. 90.1 – 9.4.3IECC - C405.6
 Same table as Addendum I
to Std. 90.1 2007
 Lighting Zones
 Has LZ0
 Tradable / Non-tradable

45. STD. 90.1 – 9.4.2IECC - C405.4
 Internally illuminated <5
watts per face
 Internally illuminated <5
watts per side

46. IECC 2012 – C406
 Mandatory for New Construction (?)
 Additional Efficiency Package
Options! Project must chose 1
 Efficient HVAC equipment ($$)
 Efficient Lighting System
 On-site renewable energy ($$$$$)
 Lighting may be the common choice
 Building Area Type table with 15%
reduction
STD. 90.1
 No requirement

47.  Changes in IECC 2012 & Standard 90.1 2010
 LPD’s decreased – both codes
 IECC Space by Space is back
 IECC’s Additional Efficiency Package Options
 15% under Building Area LPD’s
 Alterations
 IECC = 50% threshold
 Standard 90.1 = 10% threshold

48.  NYS Amendments
 IECC – improved exterior control requirement language
 IECC – improved track and busway language and wattages to
use
 IECC – altered language for dwelling units within commercial
buildings
 90.1 - Made some Mandatory control and power requirements
Prescriptive

49.  NYC Amendments
 90.1 – Dwelling Units within commercial buildings now have to
comply!!!
 IECC language
 IECC and 90.1 – incorporated LL48 language on occupancy
and vacancy sensors.
 IECC’s Additional Efficiency Package Options
 15% under Building Area LPD’s

50. Lee Brandt, LC, IALD, LEED AP BD+C
Principal
HLB Lighting Design