6. Except where otherwise indicated in air traffic control clearances or specified by the appropriate ATS authority, VFR flights in level cruising flight when operated above 900 M (3000’) from the ground or water, or a higher datum as specified by the appropriate ATS authority, shall be conducted at a flight level or altitude appropriate to the track as specified in the tables of cruising levels.
(SPEC/ENR 1.2-2)

INSTRUMENT FLIGHT RULES
Standard except:
1. Except when necessary for take-off or landing or when specifically authorized by the appropriate authority, an IFR flight shall be flown at a level that is not below the minimum flight altitude established, or, where no such minimum flight altitude has been established.
a.
Over high terrain or in mountainous areas, at a level which is at least 600 M (2000’) above the highest obstacle located within 8 km of the estimated position of the aircraft.

b.
Elsewhere than as specified in a., at a level which is at least 300 M (1000’) above the highest obstacle located within 8 km of the estimated position of the aircraft.

NOTE: The estimated position of the aircraft will take account of the navigational accuracy which can be achieved on the relevant route segment, having regard to the navigational facilities

available on the ground and in the aircraft. (SPEC/ENR 1.2-2)
RVSM RULES -Standard.
(AFFSA/AFFSA FIL 04-657)

FLIGHT PLANNING

1. The levels at which a flight is to be conducted shall be specified in a flight plan:
a.
In terms of flight levels if the flight is to be conducted at or above the transition level; and

b.
In terms of altitudes if the flight is to be conducted in the vicinity of an airport and at or below the transition altitude.

NOTE:  Flight levels are specified in a flight plan by a number, and not in terms of feet or meters as is the case with altitudes.
2. A flight plan shall be submitted in accordance with the RAD 91, PAR 91.153:
a.
Any IFR flight;

b.
Any VFR flight;

(1)
Departing from or destined for an airport within a control zone;

(2) Crossing the Terminal Area and Control Zone;

(3)
Operating along the designated VFR routes in the Terminal Area;

(4)
International flights across the Santo Domingo FIR boundary.

3. Except for repetitive flight plans, a flight plan shall be submitted at least 1 hour for IFR flights, and 30 minutes for VFR flights prior to proposed time of departure.
a.
The flight plan shall be submitted at the Flight Plan Notification Office at the departure airport.

b.
In the absence of such an office at the departure airport, a flight plan shall be submitted by radio-communication to appropriate ATS unit.

4. An alerting service is, in principle, provided to flights for which a flight plan has been submitted.
　
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