SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT

RULE 1121 - CONTROL OF NITROGEN OXIDES FROM RESIDENTIAL TYPE, NATURAL GAS-FIRED WATER HEATERS
(Adopted December 1, 1978)(Amended March 10, 1995)(Amended December 10, 1999)

(a) Applicability

This rule applies to manufacturers, distributors, retailers, and installers of natural gas-fired water heaters, with heat input rates less than 75,000 Btu per hour.

(b) Definitions

For the purpose of this rule:

(c)Requirements

(d)Certification

(e) Interim Progress Report

On or before July 1, 2003, any person that manufacturers water heaters for sale within the South Coast Air Basin shall submit to the Executive Officer an interim progress report that shall include:

(f) Mitigation Fee

Any manufacturer that elects to submit a mitigation fee to the District to meet the NOx emission level established under subparagraph (c)(2)(C) shall:

(g)Enforcement

The Executive Officer may periodically inspect distributors, retailers, and installers of water heaters located in the District and conduct such tests as are deemed necessary to insure compliance with subdivision (c).

(h)Exemptions

The provisions of this rule shall not apply to: