By December 31, 2024, the owner of a covered building shall ensure that the following energy conservation measures have been implemented where applicable:
1. Adjusting temperature set points for heat and hot water to reflect appropriate space occupancy and facility requirements;
2. Repairing all heating system leaks;
3. Maintaining the heating system, including but not limited to ensuring that system component parts are clean and in good operating condition;
4. Installing individual temperature controls or insulated radiator enclosures with temperature controls on all radiators;
5. Insulating all pipes for heating and/or hot water;
6. Insulating the steam system condensate tank or water tank;
7. Installing indoor and outdoor heating system sensors and boiler controls to allow for proper set-points;
8. Replacing or repairing all steam traps such that all are in working order;
9. Installing or upgrading steam system master venting at the ends of mains, large horizontal pipes, and tops of risers, vertical pipes branching off a main;
10. Upgrading lighting to comply with the standards for new systems set forth in section C405 of the New York city energy conservation code and/or applicable standards referenced in such energy code on or prior to December 31, 2024. This provision is subject to exception 1 in section 28-310.3;
11. Weatherizing and air sealing where appropriate, including windows and ductwork, with focus on whole-building insulation;
12. Installing timers on exhaust fans; and
13. Installing radiant barriers behind all radiators.
(L.L. 2019/097, 5/19/2019, eff. 11/15/2019; Am. L.L. 2023/077, 6/11/2023, eff. 6/11/2023)
Editor's note: For related unconsolidated provisions, see Appendix A at L.L. 2023/077.