From the Texas Register 06/04/2010
(a) Single-family residential construction. - Effective January 1, 2012, the energy efficiency provisions (Chapter 11) of the International Residential Code as they existted on May 1, 2009 are adopted as the energy code in this state for single-family residential construction as it is defined in Health and Safety Code, §388.002(12).
(b) All other residential, commercial, and industrial construction. - Effective April 1, 2011, the International Energy Conservation Code as it existed on May 1, 2009, is adopted as the energy code for us in this state for all residential, commercial, and industrial construction that is not single-family residential construction under subsection (a) (above) of this section.
From the Texas Department of Licensing and Regulation
Top Ten Air Conditioning installation Violations in Texas
1/20/2012 New information from TDLR
I was asked yesterday by a student if the department information was required on a website. Although I was sure the answer was yes I had a conservation with one of my sources at TDLR. The response was "yes" it is required if the website is utilized to promote your company. Additionally it was my understanding that the state will began more enforcement on this during the current year.
As the information has recently changed please see the below text that must be on your website if it is used to promote your company.
Regulated by" The Texas Department of Licensing and Regulation, P.O. Box 12157, Austin, Texas 78711, 1-800-803-9202, 512-463-6599, www.license.state.tx.us"
Please note the requirement for the web address was just recently added.
1/27/2012 New Information from Richard, Chief Mechanical Inspector, Houston, Texas
I was copied on an email from Richard Varana to Ms. Amanda Jones, ACCA-GH, with directions to distribute the following information.
Section 403.2.1 IECC Residential Energy Code requires that all supply air ducts in attics shall be insulated to a minimum of R8. All other ducts shall be insulated to a minimum of R6.
Exception: Ducts or portion thereof located completely inside the building thermal envelope.
With that being said it will be my position to allow the use of R6 insulated grille boxes in attics for renovation and new construction projects.
Please feel free to distribute this information to all interested parties.
IMPORTANT IMPORTANT IMPORTANT
2/26/2012 New code adoptions and amendments for City of Houston
I recently attended an ACCA-GH show and attended a class given by Richard Varana. All the information that he provided can be found at their website (it has recently changed and has a new URL)
The information received is on this website on the City of Houston Codes and Amendments page, or you may find additonal information at the below listed website
There are many changes concerning both commercial and residential HVAC systems. It would wise for all contractors working in Houston to go and read these amendments. They will certainly have an affect on your ability to receive Green Tags on your jobs.
Source: Berry Smith, Mechanical Inspector
City of Galveston also allows the use of R6 insulated register boxes within the City of Galveston.
Source: Victor Gomez, Building Official
CIty of Pasadena allows use of R6 Insulated Boxes