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Glossary - G

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Directory that controls which organizations (subscribers) receive what public and private data from ATPCO for processing.


The last point of departure or first point of arrival within a geographic locale as specified below: (Note there is an implied hierarchy in the following descriptions.)

  1. When traveling between Areas 1, 2, or 3, the last point of departure/first point of arrival in that area.
  2. When traveling between zones within an area, the last point of departure/first point of arrival in that zone (not applicable to travel between zones within the United States).
  3. When traveling between countries within a zone, the last point of departure in one country and the first point arrival in another country.


NOTE: Gateway hierarchy applies to fare components or pricing units depending upon category application. When travel crosses multiple IATA areas, such as NYC-BOM via PAR(Area 1 to Area 3 via Area 2), the departure from Area 1 (NYC) and the arrival in Area 3 (BOM) are considered the gateways. The intermediate via points in Area 2 are not (PAR), unless further modified by a Gateway TSI in combination with Geographic Location (such as Gateway Europe).


A single flight number on the same carrier but a different aircraft. Also called funnel.


General Commodity Rate. A rate applying to freight that does not fall into any specific category.


Great circle miles.


General Commodity Rate. A rate applying to freight that does not fall into any specific category.

general rule

Restrictions that apply to all fares; consequently, they are separate from the individual fare rules. When a general rule does not apply to a fare, the non-applicability is included in the fare rule. Also called governing rule.

General Rules

Printed tariff pages that are published as legal documents for the governments of Canada and the United States.

Get Fares

A function that allows fares to be amended or canceled within a fares batch.


ATPCO's Government Filing System. An automated system used by ATPCO that combines fare and rule data and electronically files carrier changes to corresponding governments or for carriers to display or distribute. The changes can consist of fares, add-ons, footnotes, routings, and rules.


See Filing Advice Number.

Gold Release

The name for the test environment that is available temporarily to our customers preparing for the systems. First used with the implementation of Fares and continued with the implementation of Rules.

governing rule

See general rules.

government filing

Using GFS, eight governments (US, CA, GB, NL, DE, BM, KY, and BR) require new fares regarding their countries to be filed with them for approval. Now electronic, government notification was previously sent by messenger. Fares are filed several times daily.


See approval number.

graphical user interface

A visual computer environment that represents programs, files, and options with graphical images, such as icons, menus, and dialog boxes on the screen.

great circle miles

The calculation of the mileage between two points by use of each location's longitude and latitude.

gross fare amount

A filed published or private fare (the amount shown in the Base Fare Box of the passenger coupon). Also called ticketed fare amount.

gross reporting amount

The amount reported to the carrier by the agent, including any commissions to be deducted through the ARC/BSP return.


Government transport request.


Graphical user interface.