National Electrical Code Newsletters

Pre 2005 Newsletters Menu Subscribe Modify Subscription

Separately Derived Systems, based on the 2020 NEC [ January 20^th 2021 ]
Code Video Series - Multiwire Branch Circuit [210.4] [ January 18^th 2021 ]
Code Video Series - Bonding, Metal Raceways [250.97] [ January 11^th 2021 ]
Code Video Series - Marina and Boat Dock Leakage Current Measurement Device [555.35(B)] [ January 5^th 2021 ]
Code Video Series - Electric Vehicle Power Transfer System, Scope [625.1] [ December 28^th 2020 ]
Code Video Series - Energy Storage Systems (ESS), Scope [706.1] [ December 14^th 2020 ]
Code Video Series - Arc-Flash Hazard Warning [110.16] [ December 2^nd 2020 ]
The Difference Between Bonding and Grounding - Part 1, based on the 2020 NEC [ November 27^th 2020 ]
Class 2 Circuit Requirements, based on the 2020 NEC [ October 28^th 2020 ]
Code Video Series - Overvoltage Protection, Article 242 [ October 19^th 2020 ]
Class 1 Circuit Requirements, based on the 2020 NEC [ September 28^th 2020 ]
GFCI Protection - 210.8, based on the 2020 NEC [ September 7^th 2020 ]
Fire Pump Systems, based on the 2020 NEC [ August 26^th 2020 ]
Marinas and Boatyards, based on the 2020 NEC [ July 28^th 2020 ]
A/C and Refrigeration Equipment, based on the 2020 NEC [ July 8^th 2020 ]
NEC Questions and Answers, based on the 2020 NEC - June 2020 [ June 16^th 2020 ]
Overvoltage Protection, based on the 2020 NEC [ April 8^th 2020 ]
Load Calculations - Part 2, based on the 2020 NEC [ March 11^th 2020 ]
Load Calculations - Part 1, based on the 2020 NEC [ February 12^th 2020 ]
AFCIs and GFCIs [ January 8^th 2020 ]
General Requirements, based on the 2020 NEC [ December 5^th 2019 ]
Transformer Calculations [ November 6^th 2019 ]
Understanding the NEC Series #7 - Sizing Equipment Grounding Conductor [ September 23^rd 2019 ]
Solar Photovoltaic Systems, based on 2017 NEC - Part 2 [ September 12^th 2019 ]
Understanding the NEC Series #6 - Sizing Conductors 4 AWG and Larger [ August 19^th 2019 ]
Solar Photovoltaic Systems, based on 2017 NEC - Part 1 [ August 8^th 2019 ]
Understanding the NEC Series #5 - Grounding and Bonding of Switches [ July 22^nd 2019 ]
Motor Calculations based on the 2017 NEC - Part 2 [ July 9^th 2019 ]
Understanding the NEC Series #4 - Feeder Conductor Sizing [ June 17^th 2019 ]
Understanding the NEC Series #3 - Swimming Pool Bonding [ May 20^th 2019 ]
Conductor Sizing, based on 2017 NEC - Part 2 [ May 8^th 2019 ]
Understanding the NEC Series #2 - How to Use the NEC [ April 23^rd 2019 ]
Conductor Sizing, based on 2017 NEC - Part 1 [ April 10^th 2019 ]
Understanding the NEC Series #1 - 90.1 Purpose of the NEC [ March 25^th 2019 ]
Sizing Junction Boxes and Pull Boxes, based on the 2017 NEC [ March 6^th 2019 ]
NEC Requirements for Sizing Outlet Boxes, based on 2017 NEC [ February 6^th 2019 ]
Services, based on the 2017 NEC - Part 2 [ January 8^th 2019 ]
Services, based on the 2017 NEC - Part 1 [ December 6^th 2018 ]
Radio and TV Equipment and Coaxial Cables, based on the 2017 NEC [ November 19^th 2018 ]
Fire Alarm Systems, based on the 2017 NEC [ October 9^th 2018 ]
NEC Questions and Answers, based on the 2017 NEC - September 2018 [ September 26^th 2018 ]
Interconnected Electric Power Production Sources, based on the 2017 NEC [ September 20^th 2018 ]
Evaluation of Electrical Feeder and Branch Circuit Loading: Phase 1 [ September 13^th 2018 ]
Standby Power Systems, based on the 2017 NEC [ August 9^th 2018 ]
Free Resource - 2017 NEC Index [ June 28^th 2018 ]
Understanding Requirements for Electric Signs and Outline Lighting [ June 12^th 2018 ]
Understanding Requirements for Commercial Garages and Fuel based on the 2017 NEC [ May 31^st 2018 ]
Understanding Requirements for Hazardous Locations, based on the 2017 NEC [ April 24^th 2018 ]
Understanding Requirements for Generators, based on the 2017 NEC [ February 22^nd 2018 ]
Understanding Requirements for Appliances - Article 422, based on 2017 NEC [ January 31^st 2018 ]
Understanding Raceways [ December 7^th 2017 ]
Do you know one type of cable from another [ November 29^th 2017 ]
Article 680 - Permanently Installed Swimming Pools, based on the 2017 NEC - Part II of II [ October 18^th 2017 ]
2020 NEC [ October 9^th 2017 ]
Article 680 - Permanently Installed Swimming Pools, based on the 2017 NEC. Part I of II [ September 19^th 2017 ]
Article 590 - Temporary Installations, based on the 2017 NEC [ August 22^nd 2017 ]
Article 555 - Marinas, Boatyards, and Docking Facilities, based on the 2017 NEC [ July 20^th 2017 ]
Article 517 - Health Care Facilities, based on the 2017 NEC [ June 14^th 2017 ]
Article 404 - Switches and Receptacles, based on the 2017 NEC [ May 17^th 2017 ]
Article 310 - Conductors for General Wiring, based on the 2017 NEC [ April 25^th 2017 ]
Article 250 - Grounding and Bonding, based on the 2017 NEC - Part 1 of 2 [ February 28^th 2017 ]
Article 210 - Receptacles in Dwellings, based on the 2017 NEC [ December 8^th 2016 ]
Class 2 and 3 Circuits - Article 725 based on the 2014 NEC [ August 30^th 2016 ]
Class 1 Circuits - Article 725 based on the 2014 NEC [ June 28^th 2016 ]
Fire Pumps - Article 695 based on the 2014 NEC [ April 26^th 2016 ]
Solar Photovoltaic Systems Part 3 - Article 690 based on the 2014 NEC [ March 24^th 2016 ]
Free Mike Holt Publication - Swimming Pools, Spas, Hot Tubs, based on the 2014 NEC [ March 10^th 2016 ]
Free Mike Holt Publication - Solar PV Identification Requirements, based on the 2014 NEC [ February 18^th 2016 ]
Solar Photovoltaic Systems Part 2 - Article 690 based on the 2014 NEC [ February 16^th 2016 ]
Solar Photovoltaic Systems Part 1 - Article 690 based on the 2014 NEC [ January 12^th 2016 ]
Air-Conditioning and Refrigeration Equipment, based on the 2014 NEC [ December 15^th 2015 ]
Fixed Electric Space-Heating Equipment - based on the 2014 NEC [ November 12^th 2015 ]
Free Mike Holt Publication - Radio and Television Equipment - 2014 NEC [ October 13^th 2015 ]
From the Desk of Mike Holt - NEC Conductors and protection for air-conditioning equipment [ October 10^th 2015 ]
Switchboards, Switchgear, and Panelboards - Based on the 2014 NEC [ October 7^th 2015 ]
Free Mike Holt Publication - Marinas and Boatyards, Article 555 - 2014 NEC [ September 24^th 2015 ]
GFCIs and AFCIs - Based on the 2014 NEC [ September 10^th 2015 ]
New UL GFCI Standard [ August 26^th 2015 ]
Flexible Cords - Based on the 2014 NEC [ August 7^th 2015 ]
Attention NEC Book Collectors! [ July 28^th 2015 ]
NEC Questions and Answers - July 2015 - Based on the 2014 NEC [ July 22^nd 2015 ]
Transformer Calculations - Based on the 2014 NEC [ July 14^th 2015 ]
2017 NEC Changes - Top 16 [ July 8^th 2015 ]
Commercial Load Calculations, Part 2 - Based on the 2014 NEC [ June 17^th 2015 ]
Free Mike Holt Publication - Fire Alarm Systems, Article 760 - 2014 NEC [ May 28^th 2015 ]
NEC Questions and Answers - May 2015 - Based on the 2014 NEC [ May 25^th 2015 ]
Commercial Load Calculations, Part 1 - Based on the 2014 NEC [ May 8^th 2015 ]
Multifamily Dwelling Unit Load Calculations - Based on the 2014 NEC [ April 20^th 2015 ]
NEC Charts Compiled Over Years of Research [ March 27^th 2015 ]
One-Family Dwelling Unit Load Calculations - Based on the 2014 NEC [ March 20^th 2015 ]
Free Resource - 2014 NEC Index [ March 12^th 2015 ]
NEC Questions and Answers - March 2015 - Based on the 2014 NEC [ March 6^th 2015 ]
Motor Calculations, Part 2 - Based on the 2014 NEC [ February 9^th 2015 ]
NEC Questions and Answers - January 2014 - Based on the 2014 NEC [ January 16^th 2015 ]
Motor Calculations, Part 1 - based on the 2014 NEC [ January 5^th 2015 ]
NEC Questions and Answers - December 2014 - Based on the 2014 NEC [ December 29^th 2014 ]
Conductor Sizing, Part 2 - based on the 2014 NEC [ December 12^th 2014 ]
Conductor Sizing, Part 1 - based on the 2014 NEC [ November 17^th 2014 ]
2014 NEC Questions and Answers - November 2014 [ November 14^th 2014 ]
Box Sizing — based on the 2014 NEC® [ October 13^th 2014 ]
Section 680.26 Equipotential Bonding [ October 10^th 2014 ]
Raceway Sizing — based on the 2014 NEC® [ September 11^th 2014 ]
Article 400 — Flexible Cords and Flexible Cables, based on the 2014 NEC® [ August 28^th 2014 ]
Health Care Facilities — Article 517, based on the 2014 NEC [ August 18^th 2014 ]
Transformers — Article 450, based on the 2014 NEC® [ July 16^th 2014 ]
Switches, Receptacles, Cord Connectors, and Caps - Based on the 2014 NEC [ June 27^th 2014 ]
Articles 310, 312, 314 - The Four Pillars of Chapter Three, based on the 2014 NEC [ June 16^th 2014 ]
Article 300 - Branch-Circuit, Feeder, and Service Calculations [ May 29^th 2014 ]
Article 250 - Grounding and Bonding Part 2, Based on the 2014 NEC [ May 7^th 2014 ]
Article 250 - Grounding and Bonding Part 1, Based on the 2014 NEC [ April 15^th 2014 ]
Article 230 - Services, based on the 2014 NEC [ March 18^th 2014 ]
Article 210 - Branch Circuits, based on the 2014 NEC® [ February 18^th 2014 ]
Article 110 - Requirements for Electrical Installations - Based on the 2014 NEC [ January 14^th 2014 ]
2011 Changes to the NEC - 300.22 [ November 26^th 2013 ]
2011 Changes to the NEC - 300.3 [ October 24^th 2013 ]
2011 Changes to the NEC - 250.118 [ September 12^th 2013 ]
2011 Changes to the NEC - 250.104 [ August 13^th 2013 ]
CATV and Radio Distribution Systems - Article 820, based on the 2011 NEC [ June 18^th 2013 ]
Radio and Television Equipment - Article 810, based on the 2011 NEC [ June 11^th 2013 ]
Fire Alarm Systems - Article 760, based on the 2011 NEC [ May 28^th 2013 ]
2011 NEC Questions and Answers - May 2013 [ May 21^st 2013 ]
Interconnected Electric Power Sources - Article 705, Based on the 2011 NEC® [ May 7^th 2013 ]
Air Conditioning and Refrigeration Equipment - Article 440, based on the 2011 NEC® [ April 15^th 2013 ]
Communications Circuits - Article 800, based on the 2011 NEC® [ April 9^th 2013 ]
Small Wind Electric Systems - Article 694, based on the 2011 NEC® [ March 21^st 2013 ]
Generators and Standby Power Systems - Based on the 2011 NEC® [ March 14^th 2013 ]
Optical Fiber Cables and Raceways - Article 770, based on the 2011 NEC® [ March 12^th 2013 ]
Emergency Systems - Article 700, based on the 2011 NEC® [ March 6^th 2013 ]
Fire Pumps - Article 695, based on the 2011 NEC [ February 28^th 2013 ]
2011 Changes to the NEC - 250.102 [ February 22^nd 2013 ]
EV Charging System - Article 625, based on the 2011 NEC [ February 18^th 2013 ]
2011 Changes to the NEC - 250.94 [ January 25^th 2013 ]
Electric Signs and Outline Lighting - Article 600, based on the 2011 NEC [ January 23^rd 2013 ]
2011 Changes to the NEC - 250.92 [ January 9^th 2013 ]
Marinas and Boatyards - Article 555, based on the 2011 NEC [ December 19^th 2012 ]
2011 Changes to the NEC - 250.64 [ December 14^th 2012 ]
Motors and the NEC - Based on the 2011 NEC [ December 7^th 2012 ]
2011 Changes to the NEC - 250.52 [ November 27^th 2012 ]
Shedding Light on Article 410 - based on the 2011 NEC [ November 19^th 2012 ]
2011 Changes to the NEC - 250.32 [ November 7^th 2012 ]
2011 Changes to the NEC - 250.30 [ October 22^nd 2012 ]
2011 NEC Questions and Answers - October 2012 [ October 12^th 2012 ]
2011 Changes to the NEC — 250.24 [ October 8^th 2012 ]
Overcurrent Protection - Based on the 2011 NEC [ October 4^th 2012 ]
2011 Changes to the NEC — 250.6 [ September 24^th 2012 ]
2011 Changes to the NEC — 250.4 [ September 13^th 2012 ]
Outside Branch Circuits and Feeders - Based on the 2011 NEC [ September 7^th 2012 ]
2011 NEC Questions and Answers - August 2012 [ August 28^th 2012 ]
2011 Changes to the NEC - 240.21 [ August 24^th 2012 ]
Alternative Energy Systems, Part 2 - Based on the 2011 NEC [ August 13^th 2012 ]
2011 Changes to the NEC - 240.4 [ August 10^th 2012 ]
2011 Changes to the NEC - 210.12 [ July 23^rd 2012 ]
2011 NEC Questions and Answers - July 2012 [ July 17^th 2012 ]
2011 Changes to the NEC - 210.8 [ July 11^th 2012 ]
Alternative Energy Systems, Part 1 [ June 29^th 2012 ]
2011 Changes to the NEC - 210.5 [ June 25^th 2012 ]
2011 NEC Questions and Answers - June 2012 [ June 19^th 2012 ]
Learn the 2011 Code Changes and Get Motivated with Mike Holt [ June 8^th 2012 ]
2011 Changes to the NEC - 210.4 [ June 6^th 2012 ]
Successful Grounding Versus Bonding Live Webinar with Mike Holt [ May 31^st 2012 ]
2011 Changes to the NEC - 200.6 [ May 29^th 2012 ]
Article 680: Swimming Pools and Spas [ May 25^th 2012 ]
2011 Changes to the NEC - 110.26 [ May 14^th 2012 ]
2011 Changes to the NEC - 110.24 [ April 25^th 2012 ]
2011 NEC Questions and Answers - April 2012 [ April 20^th 2012 ]
Article 645: Information Technology Equipment [ April 17^th 2012 ]
2011 Changes to the NEC - 110.16 [ April 12^th 2012 ]
Articles 547 through 590 [ March 27^th 2012 ]
2011 Changes to the NEC — 110.14 [ March 22^nd 2012 ]
2011 Changes to the NEC — 110.3 [ March 12^th 2012 ]
2011 NEC Questions & Answers Part 2 - February 2012 [ February 28^th 2012 ]
Articles 514 through 525 [ February 21^st 2012 ]
2011 Changes to the NEC — 90.2 [ February 17^th 2012 ]
2011 NEC Questions & Answers Part 1 - February 2012 [ February 10^th 2012 ]
2011 NEC Questions & Answers - January 2012 [ January 17^th 2012 ]
Class I Hazardous Locations — Based on the 2011 NEC [ January 11^th 2012 ]
2011 NEC Questions & Answers - December 2011 [ December 21^st 2011 ]
Disconnect Requirements for Articles 422 through 450 — Based on the 2011 NEC [ November 7^th 2011 ]
2011 NEC Questions & Answers - October 2011 Part 2 of 2 [ November 1^st 2011 ]
2011 NEC Questions & Answers - October 2011 Part 1 of 2 [ October 18^th 2011 ]
Luminaires - Based on the 2011 NEC [ October 12^th 2011 ]
Free Resource - 2011 NEC Index [ September 26^th 2011 ]
2011 NEC Questions & Answers - September 2011 Part 2 of 2 [ September 20^th 2011 ]
Switches, Receptacles, and Panelboards — Based on the 2011 NEC [ September 15^th 2011 ]
Raceways - Based on the 2011 NEC [ August 15^th 2011 ]
Cables and the Code — Based on the 2011 NEC [ August 9^th 2011 ]
Article 810 - Radio and Television Equipment - Free Booklet [ July 22^nd 2011 ]
Boxes, conduit bodies, and handhole enclosures - Based on the 2011 NEC [ July 19^th 2011 ]
Conductors for General Use - Based on the 2011 NEC [ June 29^th 2011 ]
Wiring Methods - Based on the 2011 NEC [ June 21^st 2011 ]
2011 NEC Questions & Answers - June 2011 [ June 16^th 2011 ]
Grounding and Bonding, Part 3 - Based on the 2011 NEC [ June 14^th 2011 ]
Grounding and Bonding, Part 2 - Based on the 2011 NEC [ May 30^th 2011 ]
2011 NEC Questions & Answers - May 2011 [ May 24^th 2011 ]
Can You Spot the 2011 Code Violations (with answers)? [ May 12^th 2011 ]
Grounding and Bonding, Part 1 - Based on the 2011NEC [ May 9^th 2011 ]
Updated Requirements for Services and Overcurrent Protection - Based on the 2011 NEC [ April 6^th 2011 ]
2011 NEC® - Changes of Interest to the Data/Comm Industry [ March 16^th 2011 ]
TIA No. 1005 on NFPA 70, National Electrical Code®, 2011 edition [ March 14^th 2011 ]
Article 110: Requirements for Electrical Installations — Based on the 2011 NEC [ February 28^th 2011 ]
Common Ground in Article 100 — Based on the 2011 NEC [ February 23^rd 2011 ]
Branch Circuits - Part 2 of 2 [ November 29^th 2010 ]
Branch Circuits - Part 1 [ October 26^th 2010 ]
Solar Photovoltaic Systems - Part 2 [ September 16^th 2010 ]
Solar Photovoltaic Systems - Part 1 [ August 4^th 2010 ]
NEC 250.94 - Bonding for Other Systems [ July 13^th 2010 ]
Commercial Garages [ March 11^th 2010 ]
Temporary Installations [ February 11^th 2010 ]
Switchboards and Panelboards [ January 29^th 2010 ]
Article 760 Fire Alarm Systems [ January 19^th 2010 ]
Flexible Cords, Cables and Fixture Wire [ January 8^th 2010 ]
Wiring Methods - Part 3 of 3 [ December 15^th 2009 ]
Article 680 Pools and Similar Installations - 2008 NEC [ November 24^th 2009 ]
Wiring Methods - Part 2 of 3 [ November 11^th 2009 ]
Wiring Methods - Part 1 of 3 [ October 26^th 2009 ]
Article 680 Pools and Similar Installations - Part 1 of 2 [ October 12^th 2009 ]
Commercial Load Calculations - Part 2 [ September 28^th 2009 ]
Backup Power Systems - 2008 Edition Part 4 of 4 [ August 25^th 2009 ]
Commercial Load Calculations - Part 1 [ August 11^th 2009 ]
Backup Power Systems - 2008 Edition Part 3 of 4 [ July 22^nd 2009 ]
2011 NEC Accepted Revisions [ July 13^th 2009 ]
Communications Systems - Understanding NEC Requirements [ June 26^th 2009 ]
Backup Power Systems - 2008 Edition Part 2 of 4 [ June 24^th 2009 ]
Multifamily Dwelling Unit Service and Feeder Calculations [ June 15^th 2009 ]
Backup Power Systems - 2008 Edition Part 1 of 4 [ May 18^th 2009 ]
Dwelling Unit Calculations [ April 28^th 2009 ]
Health Care Facilities [ March 9^th 2009 ]
Air Conditioning and Refrigeration Equipment [ February 17^th 2009 ]
Surge Suppression Devices [ January 16^th 2009 ]
Electrical Services, Part 2 [ November 19^th 2008 ]
Electrical Services, Part 1 [ November 12^th 2008 ]
Pools and Spas, Part 3 of 3 [ November 6^th 2008 ]
Origins of the National Electrical Code [ November 3^rd 2008 ]
Pools and Spas, Part 2 of 3 [ October 8^th 2008 ]
NEMA Standards Publication - Application Guide for Electric Fire Pump Controllers [ October 6^th 2008 ]
Investigation on Branch/Feeder Arc Fault Circuit Interrupter Incorporating Equipment Ground Fault Protection [ October 2^nd 2008 ]
Pools and Spas, Part 1 of 3 [ September 24^th 2008 ]
2008 NEC Questions and Answers September [ September 9^th 2008 ]
Developing Good NEC Proposals [ September 4^th 2008 ]
How much working space is enough? [ August 14^th 2008 ]
2008 NEC Questions and Answers August [ August 7^th 2008 ]
Box Fill Calculations [ July 24^th 2008 ]
Motor Calculations [ July 7^th 2008 ]
Junction Box Sizing [ June 30^th 2008 ]
Conductor Size Matters [ June 23^rd 2008 ]
What is all the Fuss About NEC Article 708? [ June 20^th 2008 ]
Raceway Fill [ June 19^th 2008 ]
2008 NEC Questions and Answers June Part 1 [ June 12^th 2008 ]
2008 NEC Questions and Answers May Part 1 [ May 16^th 2008 ]
Free Webcast - Critical Operations Power Systems - NEC Article 708 [ May 13^th 2008 ]
2008 NEC Questions and Answers April Part 2 [ April 30^th 2008 ]
2008 NEC Questions and Answers April Part 1 [ April 10^th 2008 ]
Ohio Reverts back to the 2005 NEC, but does it end there? [ April 4^th 2008 ]
2008 NEC Questions and Answers March - Part 1 [ March 12^th 2008 ]
Article 600: Electric Signs and Outline Lighting [ February 18^th 2008 ]
Article 450: Transformers and Transformer Vaults [ February 1^st 2008 ]
Article 424: Fixed Electric Space-heating [ January 18^th 2008 ]
2008 NEC Questions and Answers January - Part 2 [ January 15^th 2008 ]
2008 NEC Questions and Answers January Part 1 of 2 [ January 4^th 2008 ]
Article 760 Fire Alarm Systems - 760.21 [ December 14^th 2007 ]
Grounding and Bonding of Separately Derived Systems [ December 6^th 2007 ]
Article 725 Class 1, Class 2, and Class 3 Remote-Control, Signaling, and Power-Limited Circuits - 725.61 [ November 30^th 2007 ]
Transformer Secondary Conductors [ November 29^th 2007 ]
Feeder Taps [ November 27^th 2007 ]
Article 725 Class 1, 2, and Class 3 Remote-Control, Signaling, and Power-Limited Circuits - 725.3 [ November 16^th 2007 ]
Article 695 Fire Pumps - 695.6 [ November 2^nd 2007 ]
Article 680 Swimmng Pools, Spas, Hot Tubs, Fountains, and Similar Installations - 680.26 [ October 19^th 2007 ]
250.6 Objectionable Current [ October 10^th 2007 ]
Attend an EC&M 2008 NEC Code Change Conference at a reduced registration fee! [ October 8^th 2007 ]
Article 680 Swimming Pools, Spas, Hot Tubs, Fountains, and Similar Installations [ October 5^th 2007 ]
Code Changes Preview - Free Online Seminar Friday [ October 4^th 2007 ]
Article 590 Temporary Installations - 590.4 [ September 28^th 2007 ]
Article 555 Marinas and Boatyards - 555.22 [ September 21^st 2007 ]
Report on Discussions During UL Meetings with Electrical Inspectors at the 2006 IAEI Section Meetings [ September 19^th 2007 ]
Article 547 Agricultural Buildings - 547.10 [ September 14^th 2007 ]
Article 547 Agricultural Buildings - 547.5 [ September 7^th 2007 ]
Article 513 Aircraft Hangars - 513.12 [ August 24^th 2007 ]
Article 501 Class I Locations - 501.15 [ August 17^th 2007 ]
Article 422 Appliances - 422.16 Flexible Cords [ August 3^rd 2007 ]
Article 410 Luminaires (Lighting Fixtures), Lampholders, and Lamps - 410.110 [ July 27^th 2007 ]
FCC Information Sheet - Over-the-Air Reception Devices Rule [ July 18^th 2007 ]
NEC Questions and Answers June Part 2 of 2 [ July 6^th 2007 ]
Article 410 Luminaires (Lighting Fixtures), Lampholders, and Lamps - 410.73 [ June 29^th 2007 ]
NEC Questions and Answers June Part 1 of 2 [ June 19^th 2007 ]
Subject - Article 410 Luminaires (Lighting Fixtures), Lampholders, and Lamps [ June 8^th 2007 ]
Article 408 Switchboards and Panelboards - 408.7 [ June 1^st 2007 ]
NEC Questions and Answers May Part 2 of 2 [ May 31^st 2007 ]
Article 408 Switchboards and Panelboards - 408.4 [ May 25^th 2007 ]
Article 240: Overcurrent Protection [ May 22^nd 2007 ]
Article 406 Receptacles, Cord Connectors, and Attachment Plugs - 406.8 Cont. [ May 18^th 2007 ]
Article 230: Services, Part 2: Conductor Requirements [ May 16^th 2007 ]
NEC Questions and Answers May Part 1 of 2 [ May 15^th 2007 ]
Article 225: Outside Branch Circuits [ May 9^th 2007 ]
Article 215: Feeders [ May 2^nd 2007 ]
Article 406 Receptacles, Cord Connectors, and Attachment Plugs - 406.4 [ April 27^th 2007 ]
Article 400 Flexible Cords - 400.5 [ April 20^th 2007 ]
Article 230: Services, Part 1: Equipment Requirements [ April 17^th 2007 ]
Article 348 Flexible Metal Conduit: Type FMC - 348.30 [ April 13^th 2007 ]
Article 330 Metal-Clad Cable: Type MC - 330.108 [ March 30^th 2007 ]
NEC Questions and Answers - March Part 2 of 2 [ March 29^th 2007 ]
Article 330 Metal-Clad Cable: Type MC - 330.30 [ March 16^th 2007 ]
NEC Questions and Answers - March Part 1 of 2 [ March 15^th 2007 ]
Equipotential Grids Required by the NEC - Are they Useless? [ March 14^th 2007 ]
Article 320 Armored Cable: Type AC [ March 9^th 2007 ]
Article 314 Outlet Device, Pull and Junction Boxes, Conduit Bodies, and Handhole Enclosures [ March 2^nd 2007 ]
Article 310 Conductors for General Wiring [ February 23^rd 2007 ]
Article 210: Branch Circuits, Part Two: GFCIs and AFCIs [ February 20^th 2007 ]
Article 250 Grounding and Bonding 250.64 [ February 16^th 2007 ]
Article 250 Grounding and Bonding 250.52 [ February 9^th 2007 ]
AFCIs on the Brink [ February 6^th 2007 ]
Article 210: Branch Circuits, Part One: Conductor sizing and Overcurrent Protection [ January 31^st 2007 ]
NEC Questions and Answers — January 2007 [ January 29^th 2007 ]
Article 250 Grounding and Bonding 250.34 [ January 26^th 2007 ]
Article 250 Grounding and Bonding 250.8 [ January 12^th 2007 ]
Evaluating Water-Damaged Electrical Equipment [ January 10^th 2007 ]
Article 820: Community Antenna Television (CATV) and Radio Distribution Systems [ January 5^th 2007 ]
Understanding the NEC Rules for Backup Power Systems — Part 4 of 4 [ December 26^th 2006 ]
Article 250 Grounding and Bonding 250.4 [ December 22^nd 2006 ]
Article 250 Grounding and Bonding 250.2 [ December 15^th 2006 ]
Article 240 Overcurrent Protection [ December 9^th 2006 ]
Article 810 Radio and Television Equipment [ December 4^th 2006 ]
Article 210 Branch Circuits 210.8 [ November 10^th 2006 ]
Article 800: Communications Circuits [ November 6^th 2006 ]
Article 210 Branch Circuits 210.8 [ November 3^rd 2006 ]
Photovoltaic Power Systems and the 2005 National Electrical Code - Suggested Practices [ October 31^st 2006 ]
Article 210 Branch Circuits 210.5 [ October 27^th 2006 ]
Article 210 Branch Circuits 210.4 [ October 20^th 2006 ]
Article 100 General: Separately Derived Systems [ October 13^th 2006 ]
Article 100 General: Solidly Grounded [ October 6^th 2006 ]
Article 100 General: System Bonding Jumper [ September 29^th 2006 ]
Article 90 Introduction [ September 22^nd 2006 ]
NASA Gets it Wrong! [ August 17^th 2006 ]
Article 770: Optical Fiber Cables [ July 26^th 2006 ]
Article 760: Fire Alarm Systems [ July 24^th 2006 ]
State Warns Of Faulty Satellite TV Installations [ June 21^st 2006 ]
Article 725: Class 2 and 3 Remote-Control, Signaling, and Power-Limited Circuits (Part 2 of 2) [ May 30^th 2006 ]
NEC Questions and Answers - May [ May 16^th 2006 ]
Article 725: Class 1 Remote-Control, Signaling, and Power-Limited Circuits [ May 8^th 2006 ]
Articles 701 and 702: Legally Required and Optional Standby Systems [ May 4^th 2006 ]
Article 700: Emergency Systems [ April 20^th 2006 ]
Taking 110.3(B) too far? [ April 18^th 2006 ]
April NEC Questions and Answers [ April 18^th 2006 ]
FREE PDF Download! Article 680 - Swimming Pools, Spas, Hot Tubs, Fountains, and Similar Installations [ March 6^th 2006 ]
ECM Questions [ February 17^th 2006 ]
Article 695: Fire Pumps [ February 14^th 2006 ]
Article 645: Information Technology Equipment [ February 7^th 2006 ]
Article 555: Marinas and Boatyards [ January 27^th 2006 ]
Most Common Installation Deficiencies - 1999 (Part 3 of 3) [ January 25^th 2006 ]
Most Common Installation Deficiencies - 2002 (Part 2 of 3) [ January 17^th 2006 ]
Most Common Installation Deficiencies - 2005 (Part 1 of 3) [ January 11^th 2006 ]
Article 525: Carnivals, Circuses, Fairs, and Similar Events [ November 29^th 2005 ]
Article 501: Class I Locations [ November 10^th 2005 ]
October NEC Questions and Answers [ October 28^th 2005 ]
Article 500: Hazardous (classified) Locations [ October 27^th 2005 ]

From what I have observed in my 35 year young life is that Mike Holt wants to teach you to be an electrician and has available information to do so, not just to get you to pass licensing tests.
D. Steele