Mistakes Made in the 2011 NEC Code Book

 

Here is a list of the Errata Sheet (errors) made in the first printing. If you purchased your 2011 NEC Code book within the first 4 months of release, you probably have a first edition.

This is a list of errata to the first printing of the 2011 NEC®. A first printing is indicated by the numeral 1

as the last digit in the line of number appearing at the bottom of the first page.

1. Page 70-36 110.14(C)(1): Revise 310.15(B)(6) to 310.15(B)(7)

2. Page 70-78

3. Page 70-86

Figure 230.1: Revise ‘‘Source’’ to ‘‘Serving Utility’’ and 230.49 to 230.32

230.90 Exception No. 5: Revise 310.15(B)(6) to 310.15(B)(7)

4. Page 70-102 Table 250.3: Revise 300.50(B) to 300.50(C)

5. Page 70-116 250.68(C)(2)(b): Revise to read : ‘‘By bonding the structural metal frame to one or

more of the grounding electrodes, as specified in 250.52(A)(5) or (A)(7) that comply

with 250.53(A)(2).’’

6. Page 70-129 250.180: Revise 250.190 to 250.191

7. Page 70-139 300.5(C) Exception No. 2: Revise 330.10(11) to 330.10(A)(11)

8. Page 70-148 310.10(E) Exception No. 2 (d): Revise Table 310.13(D) to Table 310.104(D)

9. Page 70-148 310.10(F): Remove deletion bullet and add second paragraph to read : ‘‘Cables rated

above 2000 volts shall be shielded.’’

10. Page 70-154 Table 310.15(B)(16): Add double asterisk to 18 AWG and 16 AWG copper

11. Page 70-178 314.16(C)(1): Revise 314.16(C)(2) to 314.16(C)(3)

12. Page 70-240 392.18(E): Revise 392.10(D) to 392.18(D)