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625 

Federal Aviation Administration, DOT 

§ 26.23 

(16) Avions Marcel Dassault-Breguet 

Aviation Mercure 100C. 

(17) Airbus Caravelle. 

(18) D & R Nevada, LLC, Convair 

Model 22. 

(19) D & R Nevada, LLC, Convair 

Model 23M. 

T

ABLE

1—C

OMPLIANCE

D

ATES FOR

A

FFECTED

A

IRPLANES

 

Airplane model 

(all existing

1

models) 

Compliance date— 

(months after January 

14, 2011) 

Airbus: 

A300 Series ....................................................................................................................................

18 

A310 Series, A300–600 Series ......................................................................................................

48 

A318 Series ....................................................................................................................................

48 

A319 Series ....................................................................................................................................

48 

A320 Series ....................................................................................................................................

48 

A321 Series ....................................................................................................................................

48 

A330–200, –200 Freighter, –300 Series ........................................................................................

48 

A340–200, –300, –500, –600 Series ..............................................................................................

48 

A380–800 Series ............................................................................................................................

60 

Boeing: 

717 ..................................................................................................................................................

48 

727 (all series) ................................................................................................................................

18 

737 (Classics): 737–100, –200, –200C, –300, –400, –500 ...........................................................

18 

737 (NG): 737–600, –700, –700C, –800, –900, –900ER ..............................................................

48 

747 (Classics): 747–100, –100B, –100B SUD, –200B, –200C, –200F, –300, 747SP, 747SR .....

18 

747–400: 747–400, –400D, –400F .................................................................................................

48 

757 ..................................................................................................................................................

48 

767 ..................................................................................................................................................

48 

777–200, –300 ................................................................................................................................

48 

777–200LR, 777–300ER, 777F ......................................................................................................

60 

Bombardier: 

CL–600: 2D15 (Regional Jet Series 705), 2D24 (Regional Jet Series 900) .................................

60 

Embraer: 

ERJ 170 ..........................................................................................................................................

60 

ERJ 190 ..........................................................................................................................................

60 

Fokker: 

F.28 Mark 0070, Mark 0100 ...........................................................................................................

18 

Lockheed: 

L–1011 ............................................................................................................................................

18 

188 ..................................................................................................................................................

18 

382 (all series) ................................................................................................................................

18 

McDonnell Douglas: 

DC–8, –8F .......................................................................................................................................

18 

DC–9 ...............................................................................................................................................

18 

MD–80 (DC–9–81, –82, –83, –87, MD–88) ...................................................................................

18 

MD–90 .............................................................................................................................................

48 

DC–10 .............................................................................................................................................

18 

MD–10 .............................................................................................................................................

48 

MD–11, –11F ..................................................................................................................................

48 

All Other Airplane Models Listed on a Type Certificate as of January 14, 2011 ..........................

60 

1

Type certificated as of January 14, 2011. 

[Doc. No. FAA–2006–24281, 75 FR 69782, Nov. 
15, 2010, as amended at 77 FR 30878, May 24, 
2012] 

§ 26.23

Extended limit of validity. 

(a) 

Applicability.  Any person may 

apply to extend a limit of validity of 
the engineering data that supports the 
structural maintenance program (here-
after referred to as LOV) approved 
under § 25.571 of this subchapter, § 26.21, 
or this section. Extending an LOV is a 
major design change. The applicant 
must comply with the relevant provi-
sions of subparts D or E of part 21 of 

this subchapter and paragraph (b) of 
this section. 

(b) 

Extended limit of validity. Each per-

son applying for an extended LOV must 
comply with the following require-
ments: 

(1) Establish an extended LOV that 

corresponds to the period of time, stat-
ed as a number of total accumulated 
flight cycles or flight hours or both, 
during which it is demonstrated that 
widespread fatigue damage will not 

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