(SCT-02-205.11014/11)

Dirección	General	De	Aeronáutica	Civil

Dirección	General	Adjunta	De	Aviación

Subdirección de Ingenieria,	Normas	Y	Certificación

2011,	Año	del	Turismo	en	México

Mexico,	D.F. a	23 August 2011 Appendix	A1

Aeroservicios	de	la	Costa	S.A.	De	C.V.

Carretera	Saltillo	– Monterey	KM	13.5

Hangar	53	Apto	Int.	Plan	de	Guadalupe

C.P.	25900,	Ramos	Arizpe,	Coahuila

Attn:	Gerardo	Antonio	Padilla	Dávila

Legal	Representative

In response to your written request reference ASC-IA-011/074 dated 09 of August of the current 

year, relating to your request for the exclusion of a flight data recorder (FDR) for the following 

aircraft:

Make Model Serial	No. Registration Year	of	

Manufacture

MTOW

Fairchild SA227-AC AC-736 XA-UPP March	1989 6,568	Kg

Based on the information presented from your office; the installation of the FDR in the abovementioned aircraft can be excluded.

This conclusion is based on the application of the provisions of articles 6 of the Civil Aviation 

Act, 135 and 145 of its rules and regulations.

Sincerely,

Ing. Pablo Carranza Plata

Engineering Director, Standards and Certification
(SCT-02-205.11014/11)

Dirección	General	De	Aeronáutica	Civil

Dirección	General	Adjunta	De	Aviación

Subdirección de Ingenieria,	Normas	Y	Certificación

2011,	Año	del	Turismo	en	México

México,	D.F.	a	15	November	2011 Appendix	A2

Aeroservicios	de	la	Costa	S.A.	De	C.V.

Carretera	Saltillo	– Monterey	KM	13.5

Hangar	53	Apto	Int.	Plan	de	Guadalupe

C.P.	25900,	Ramos	Arizpe,	Coahuila

Attn:	Gerardo	Antonio	Padilla	Dávila

Legal	Representative

In response to your written request reference GM-11-097 dated 12th of October of the current 

year, relating to your request for the validation of a CVR for the following aircraft:

Make Model Serial	No. Registration

Fairchild 					SA227 AC-736 XA-UPP

System Document Date	of	Installation

-CVR

L3	Communication

A100-80

93-A100-80

Form FAA 337 that supports 

installation on the aircraft model 

SA227-AC, series AC-736, 

conducted by the repair station

FAIRCHILD CORPORATION, 

Certificate Number CRS 210-73.

12	April	1989

This directive validates its installation, due to fact the CVR equipment was installed by a 

authorized aeronautical workshop.

This conclusion is based on the application of the provisions of articles 6 of the Civil Aviation 

Act, 135 and 145 of its rules and regulations.

Sincerely,

Ing. Pablo Carranza Plata

Engineering Director, Standards and Certification
(SCT-02-205.11014/11)

Dirección	General	De	Aeronáutica	Civil

Dirección	General	Adjunta	De	Aviación

Subdirección de Ingenieria,	Normas	Y	Certificación

2011,	Año	del	Turismo	en	México

México,	D.F.	a	18	April	2012 Appendix	B1

Aeroservicios	de	la	Costa	S.A.	De	C.V.

Carretera	Saltillo	– Monterey	KM	13.5

Hangar	53	Apto	Int.	Plan	de	Guadalupe

C.P.	25900,	Ramos	Arizpe,	Coahuila

Attn:	Ing.	Ruben	Ramirez	Carrion

Legal	Representative

In response to your written request reference GM-12-038 dated 09 of April of the current year, 

relating to your second request for the exclusion of a flight data recorder (FDR) for the following 

aircraft:

Make Model Serial	No. Registration Year	of	

Manufacture

MTOW

Fairchild SA227-AC AC-642 XA-UQB April	1986 6,577	Kg

Based on the information presented in accordance with NOM_022-SCT3-2011 the installation of 

the FDR in the above-mentioned aircraft can be excluded.

Even though the installation is not compulsory, it is recommended to install such data recorder, 

because it is an auxiliary element utilized by the Aviation Authority to determine the probable 

cause of an incident or accident, and as a preventive method to increase the safety of aviation 

operations.

This conclusion is based on the application of the provisions of articles 6 of the Civil Aviation 

Act, 135 and 145 of its rules and regulations.

Sincerely,

Ing. Pablo Carranza Plata

Engineering Director, Standards and Certification
(SCT-02-205.11014/11)

Dirección	General	De	Aeronáutica	Civil

Dirección	General	Adjunta	De	Aviación

Subdirección de Ingenieria,	Normas	Y	Certificación

2011,	Año	del	Turismo	en	México

México,	D.F.	a	18	April	2012 Appendix	B2

Aeroservicios	de	la	Costa	S.A.	De	C.V.

Carretera	Saltillo	– Monterey	KM	13.5

Hangar	53	Apto	Int.	Plan	de	Guadalupe

C.P.	25900,	Ramos	Arizpe,	Coahuila

Attn:	Ing.	Ruben	Ramirez	Carrion

Legal	Representative

In response to your written request reference GM-12-002 dated 02 of January of the current 

year, relating to your request for the exclusion of a CVR for the following aircraft:

Make Model Serial	No. Registration Year	of	

Manufacture

MTOW

Fairchild SA227-AC AC-642 XA-UQB April	1986 6,568	Kg

You are notified that although the installation of the CVR, in the case of this aircraft it can be 

excluded, ICAO recommends the installation of the CVR in annex 6, part 1, paragraph 6.3.2.1.6. 

“All turbine engine aircraft whose individual airworthiness certificate has been issued for the first 

time before 1 January 1987, having a certified mass of more than 5700 kg and up to 27000 kg 

takeoff inclusive and whose prototype has been certified by the competent national authority 

after 30 September of 1969 should be equipped with a CVR.

Even though the installation is not compulsory, it is recommended to install such recorder, 

because it is an auxiliary element utilized by the Aviation Authority to determine the probable 

cause of an incident or accident, and as a preventive method to increase the safety of aviation 

operations.

This conclusion is based on the application of the provisions of articles 6 of the Civil Aviation 

Act, 135 and 145 of its rules and regulations.

Sincerely,

Ing. Pablo Carranza Plata

Engineering Director, Standards and Certification
(SCT-02-205.11014/11)

Dirección	General	De	Aeronáutica	Civil

Dirección	General	Adjunta	De	Aviación

Subdirección de Ingenieria,	Normas	Y	Certificación

2011,	Año	del	Turismo	en	México

Mexico,	D.F.	a	23 August 2011 Appendix	C1

Aeroservicios	de	la	Costa	S.A.	De	C.V.

Carretera	Saltillo	– Monterey	KM	13.5

Hangar	53	Apto	Int.	Plan	de	Guadalupe

C.P.	25900,	Ramos	Arizpe,	Coahuila

Attn:	Ing.	Ruben	Ramirez	Carrion

Legal	Representative

In response to your letter referred to as ASC-IA-011/021, dated 14 March of the current year, 

whereby you requested the exclusion of the Flight Data Recorder (FDR) and the Cockpit Voice 

Recorder (CVR) on the following company aircraft:

Make Model Serial	No. Registration MTOW Year	of	

Manufacture

Fairchild SA227-AC AC-581 XA-AFT 6583	Kg 1984

In accordance with the foregoing, be informed that the Directorate excludes from the 

compulsory nature of the voice recorder (CVR) to the aircraft mentioned above, due to the 

aircraft year of manufacture. 

In regard to the Flight Data Recorder (FDR) it is confirmed that aircraft must comply as stipulated 

in the current Regulation, in the following paragraphs regarding the use of Flight Data Recorders 

in fixed-wing aircraft with a production date before January 1 of 1987:

All aircraft turbine belonging or in possession of operators and/or permittees, having a maximum 

weight certificate higher takeoff to 5.700 kilograms, must be equipped with a data recorder.

This conclusion is based on the application of the provisions of articles 6 of the Civil Aviation 

Act, 135 and 145 of its rules and regulations.

Sincerely,

Agustín Cano Galván

Adjutant Director General
(SCT-02-205.11014/11)

Dirección	General	De	Aeronáutica	Civil

Dirección	General	Adjunta	De	Aviación

Subdirección de Ingenieria,	Normas	Y	Certificación

2011,	Año	del	Turismo	en	México

México,	D.F.	a	07	May	2012 Appendix	C2

Aeroservicios	de	la	Costa	S.A.	De	C.V.

Carretera	Saltillo	– Monterey	KM	13.5

Hangar	53	Apto	Int.	Plan	de	Guadalupe

C.P.	25900,	Ramos	Arizpe,	Coahuila

Attn:	Ing.	Ruben	Ramirez	Carrion

Legal	Representative

In attention to your letter with reference ASC-IA-012/041, dated April 20 of the current year, 

regarding your request for exclusion of the CVR equipment for the following aircraft:

Make Model Serial	No. Registration Year	of	

Manufacture

MTOW

Fairchild SA227-AC AC-586 XA-UAJ 1984 6,500	Kg

Fairchild SA227-AC AC-430B XA-SUS 1971 7,257.48	Kg

As stated in the airworthiness certificates corresponding to each aircraft mentioned above, the 

maximum takeoff weights shown above are within the limits stipulated in paragraph 7.6.4.2 , the 

NOM-022-SCT3-2011, allowing the exclusion of the installation of the CVR.

Even when the equipment installation is not compulsory, it is recommended to install these 

recorders, since they are an auxiliary element used by the Aviation Authority to determine the 

probable causes of a incidents or accidents, and as a prevention method to increase the safety 

of aviation operations.

This conclusion is based on the application of the provisions of articles 6 of the Civil Aviation 

Act, 135 and 145 of its rules and regulations.

Sincerely,

Ing. Pablo Carranza Plata

Engineering Director, Standards and Certification
(SCT-02-205.11014/11)

Dirección	General	De	Aeronáutica	Civil

Dirección	General	Adjunta	De	Aviación

Subdirección de Ingenieria,	Normas	Y	Certificación

2011,	Año	del	Turismo	en	México

México,	D.F.	a	07	May	2012 Appendix	C3

Aeroservicios	de	la	Costa	S.A.	De	C.V.

Carretera	Saltillo	– Monterey	KM	13.5

Hangar	53	Apto	Int.	Plan	de	Guadalupe

C.P.	25900,	Ramos	Arizpe,	Coahuila

Attn:	Ing.	Ruben Ramirez	Carrion

Legal	Representative

In attention to your letter with reference GM-12-045, dated April 27 of the current year, regarding

your request for exclusion of the FDR equipment for the following aircraft:

Make Model Serial	No. Registration Year	of	

Manufacture

MTOW

Fairchild SA227-AC AC-581 XA-AFT 1984 6,577	Kg

Fairchild SA227-AC AC-586 XA-UAJ 1984 6500	KG

Fairchild SA227-AC AC-430B XA-SUS 1971 7257.48	Kg

As stated in the airworthiness certificates corresponding to each aircraft mentioned above, the 

maximum takeoff weights shown above are within the limits stipulated in the NOM-022-SCT3-

2011, allowing the exclusion of the installation of the FDR. 

Even when for this particular cases the installation of the equipment is not compulsory, this 

directorate recommends to install these recorders, since they are an auxiliary element used by

the Aviation Authority to determine the probable causes of a incidents or accidents, and as a 

prevention method to increase the safety of aviation operations.

This conclusion is based on the application of the provisions of articles 6 of the Civil Aviation 

Act, 135 and 145 of its rules and regulations.

Sincerely,

Ing. Pablo Carranza Plata

Engineering Director, Standards and Certification
(SCT-02-205.11014/11)

Dirección	General	De	Aeronáutica	Civil

Dirección	General	Adjunta	De	Aviación

Subdirección de Ingenieria,	Normas	Y	Certificación

2011,	Año	del	Turismo	en	México

México, D.F.	a	14	December	2011 Appendix	D1

Aeroservicios	de	la	Costa	S.A.	De	C.V.

Carretera	Saltillo	– Monterey	KM	13.5

Hangar	53	Apto	Int.	Plan	de	Guadalupe

C.P.	25900,	Ramos	Arizpe,	Coahuila

Attn:	Gerardo	Antonio	Padilla	Dávila

Legal	Representative

In response to your written request reference GM-11-109 dated 15 of November of the current 

year, relating to your request for the exclusion of a flight data recorder (FDR) for the following 

aircraft:

Make Model Serial	

No.

Serial	

No.

Tail	

Number

Year	of	

Manufacture

Number	of	

Passengers

MTOW

Fairchild SA226-

AC

TC311TC311XA-UOC 1979 15 5,699.91	

Kg

On the basis of paragraph 6.1.4 of the Official Mexican Standards NOM- 070-SCT3-2010 and in 

paragraph 3.2.2 of the Carta Poltica CP-AV-06/06 R1. You can exclude the installation of the 

GPWS and of the CVR, respectively, in the above mentioned aircraft.

As for the ACAS system, the aircraft shall be equipped with such a system, as indicated in the 

paragraph 6.1.6 of the Norma Official Mexicana NOM-089-SCT3-2010, indicating: “All aircraft 

fixed-wing turbine, passenger engines or with a combination of passenger/cargo (combo), that 

have a setting of 10 to 30 passengers, service licensees, they must be equipped with an anticollision system of a Board (ACAS II)”.

Likewise the aircraft must be equipped with an FDR as prescribed in section 2.8.3.1 policy CP 

AC-06 carte / 06 R1, indicating: all turbine aircraft belonging to or in the possession of operators

or licensees, having a configuration of 10 or more passengers, excluding flight crew seats, must 

be equipped with a flight data recorder of which records time or time reference altitude, 

airspeed, normal acceleration and direction.

This conclusion is based on the application of the provisions of articles 6 of the Civil Aviation 

Act, 135 and 145 of its rules and regulations.

Sincerely,

Ing. Pablo Carranza Plata

Engineering Director, Standards and Certification
(SCT-02-205.11014/11)

Dirección	General	De	Aeronáutica	Civil

Dirección	General	Adjunta	De	Aviación

Subdirección de Ingenieria,	Normas	Y	Certificación

2011,	Año	del	Turismo	en	México

México,	D.F.	a	02	July	2012 Appendix	E1

Aeroservicios	de	la	Costa	S.A.	De	C.V.

Carretera	Saltillo	– Monterey	KM	13.5

Hangar	53	Apto	Int.	Plan	de	Guadalupe

C.P.	25900,	Ramos	Arizpe,	Coahuila

Attn:	Gerardo	Antonio	Padilla	Dávila

Legal	Representative

In response to your written request reference GM-12-059 and GM-12-058 dated 19 of June of 

the current year, relating to your request for the exclusion of a flight data recorder (FDR) and 

ACAS for the following aircraft:

Make Model Serial	

No.

Serial	

No.

Tail	

Number

Year	of	

Manufacture

Number	of	

Passengers

MTOW

Fairchild SA226-

AC

TC311TC311XA-UOC 1979 8 5,699.91	

Kg

On the basis of the information presented in accordance with NOM- 022-SCT3-2011 and NOM069-SCT3-2011 you can exclude the installation of the FDR and of the ACAS, respectively, in 

the above mentioned aircraft.

Even when for this particular cases the installation of the equipment is not compulsory, this 

directorate recommends the installation of the FDR, since it is an auxiliary element used by the 

Aviation Authority to determine the probable causes of a incidents or accidents, and as a 

prevention method to increase the safety of aviation operations, as well as the ACAS, as it helps 

prevent and avoid potential conflicts between aircraft.

This conclusion is based on the application of the provisions of articles 6 of the Civil Aviation 

Act, 135 and 145 of its rules and regulations.

Sincerely,

Ing. Pablo Carranza Plata

Engineering Director, Standards and Certification