​​Air Transport Settlement System (ATSS) employs electronic/paper forms of ATSS Standard Traffic Documents (ATSS STDs) to issue air transportation contracts for passengers, baggage and related services.

ATSS Standard Traffic Documents Forms comply with international standards. Information related to Form Codes 610 – 619 for various types of ATSS traffic documents specifying the method for check digit calculation is shown in Attachment A to Recommended Practice 1720а, IATA Passenger Services Conference Resolutions Manual. The range of ATSS STDs is allocated depending on the issuance method for transportation/services. For ATSS electronic documents with service type codes 81, 76, 75 and 98, as of July 1, 2014, serial numbers are generated from the range of Form Code 10.

E-forms of ATSS standard traffic documents include e-ticket and Electronic Miscellaneous Document (EMD)​​. EMD is used to issue ancillary services rendered to passengers or various fees/charges collected from passenger. ATSS electronic documents may also be used for ancillary service issuance.

Number of ATSS e-ticket/EMD is generated in TCH E-ticketing Centre (TCH ETC) from relevant stock of ATSS traffic documents in the process of transportation/service issuance. Airline is not required to allocate ranges of traffic document numbers among agencies because this function is performed in a centralized manner by ETC, in accordance with quotas received by agencies in TCH.

ATSS STD forms satisfy the requirements of industry documents of the Russian Federation and in accordance with the Letter of the RF Ministry of Finance № 16-00-27-23 dated 29.05.1998, the RF Government Regulation № 359 dated May 6, 2008 «Procedure for Cash Settlement and/or Settlement by Payment Cards without Cash Registers» and Memo of the Department of Government Policy in Civil Aviation of the Russian Federation Ministry of Transport (Letter № 01-01-02/3013 of 17.11.2008) are endorsed as accountable forms to be used in financial settlement with general public to ensure the account of moneys without cash registers.

Transportation issuance on ATSS STDs is performed in pursuance of ATSS Standard Traffic Documents. Ticketing Handbook.

A brief summary of information shown on ATSS STDs – see Tips​​.