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Electronic Code of Federal Regulations

e-CFR data is current as of March 26, 2020

Title 10Chapter IISubchapter DPart 429Subpart B → §429.30


Title 10: Energy
PART 429—CERTIFICATION, COMPLIANCE, AND ENFORCEMENT FOR CONSUMER PRODUCTS AND COMMERCIAL AND INDUSTRIAL EQUIPMENT
Subpart B—Certification


§429.30   Water closets.

(a) Sampling plan for selection of units for testing. (1) The requirements of §429.11 are applicable to water closets; and

(2) For each basic model of water closet, a sample of sufficient size shall be randomly selected and tested to ensure that any represented value of water consumption of a basic model for which consumers favor lower values shall be greater than or equal to the higher of:

(i) The mean of the sample, where:

eCFR graphic er07mr11.069.gif

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Or,

(ii) The upper 90 percent confidence limit (UCL) of the true mean divided by 1.1, where:

eCFR graphic er02my11.058.gif

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(b) Certification reports. (1) The requirements of §429.12 are applicable to water closets; and

(2) Pursuant to §429.12(b)(13), a certification report shall include the following public product-specific information: The maximum water use in gallons per flush (gpf), rounded to the nearest 0.01 gallon. For dual-flush water closets, the maximum water use to be reported is the flush volume observed when tested in the full-flush mode.

[76 FR 12451, Mar. 7, 2011; 76 FR 24771, May 2, 2011, as amended at 78 FR 62986, Oct. 23, 2013]

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