With the steep decline in passenger traffic caused by COVID-19, airlines are eager to identify opportunities to boost revenue and streamline processes. IATA’s Passenger Standards can help accelerate the industry’s recovery through better airline distribution processes. By using IATA’s manuals, your business can make the most of IATA’s location codes, interline procedures, airline ticketing standards and more. With the updated content you will be able to capture new revenue opportunities such as new prospects for interlining and much more.


Every year IATA updates its Passenger Standards to stay up-to-date with the industry’s latest regulations, trends and best practices. The complete list of significant changes is now available.


Standard Schedules Information Manual (SSIM)

Effective June 1, 2022 - May 31, 2023

The SSIM is the official set of standards, guiding the industry with recommended practices, messaging formats and data processing procedures that are to be used by all IATA member airlines and their business partners for the exchange of airline schedules, communication of airport coordination information and minimum connect time data.


Revenue Accounting Manual

Effective June 1, 2022 - May 31, 2023

The IATA Revenue Accounting Manual (RAM) explains the standard billing procedures for the interline accounting of Passenger, Cargo, UATP and Miscellaneous revenues. It contains rules governing interline accounting including regulations relating to currency of collection and billing.


Passenger Services Conference Resolution Manual (PSCRM)

Formerly called the Passenger Standards Conference Manual (PSCM)
Effective June 1, 2022 - May 31, 2023

Protects airlines against revenue loss due to errors processing passenger and baggage journeys. It includes recommended practices for passenger and baggage processing, reservations, check-ins, and ticket issuance as well as specifications for baggage tags and ticketing. It also includes PADIS Guides that provide the technical references of approved EDIFACT message standards.


Passenger Tariffs Conference Composite Manual (PTCCM)

Formerly called the Passenger Standards Conference Tariffs Manual (PSCTM)
Effective June 1, 2022 - May 31, 2023

Reduces the amount of errors in fare construction, fare validation, re-pricing, currency and baggage selection provisions. The resolutions described in the PTCCM are related to passenger tariffs and include common industry definitions, mileage principles, fare construction principles, common currency application, and interline baggage acceptance rules.


Reservations Handbook (RH)

Effective June 1, 2022 - May 31, 2023

Reduces your risk of revenue loss from applying incorrect reservations rules and interline messages, including those related to ancillary services. This reference and training tool provides a central source of reservations procedures and practices for every possible reservation scenario.


A4A/IATA Reservations Interline Message Procedures (AIRIMP)

Effective June 1, 2022 - May 31, 2023

Increases airlines’ revenues by enabling interline operations. It ensures your reservations messages are accurate for smooth interline bookings. These communication standards are set by IATA, A4A, GDS, and Strategic Partners.


Ticketing Handbook (THB)

Effective June 1, 2022 - May 31, 2023

Speed up your ticketing and sales by gaining a quick understanding of all ticketing rules including Electronic Miscellaneous Documents. The Ticketing Handbook is the official guide to worldwide airline passenger ticketing. Prepared by an international group of ticketing experts, it explains the what’s, why’s, and how’s of airline ticketing.


Multilateral Interline Traffic Agreements (MITA)

Effective June 1, 2022 - May 31, 2023

Implement interline partnerships with other carriers faster and increase your sales opportunities, with MITA. This manual provides the conditions and framework of the IATA Interline Agreements. Offering the list of all the participant airlines both passenger and cargo that have come into a interline agreement, it provides valuable strategic information for airlines to expand their business by reaching new destinations.


Airline Coding Directory (ACD) and Location Identifiers

Effective June 1, 2022 - May 31, 2023

Avoid losing potential sales due to missing or wrong industry codes in the passenger ticketing process. Feed your schedules, timetables and reservation systems with the most up-to-date information. Facilitate business processes where identification of an airline or location is critical. With over 11,500 location codes and 1,200 airline codes, the ACD is the official single repository of codes for all stakeholders involved in the air travel industry.


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