The IATA Revenue Accounting Manual (RAM) explains the standard billing procedures for the interline accounting of Passenger, Cargo, UATP and Miscellaneous revenues.

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What's inside the Revenue Accounting Manual?

  • Rules governing interline accounting including regulations relating to currency of collection and billing
  • Essential information on the preparation and handling of invoices/credit notes covering passenger, excess baggage and cargo billing together with procedures in respect of unacceptable charges
  • Standard Agreement for Passenger Interline Accounting on a sampling basis
  • SIS Agreement, and the permanent Services Agreement.
  • All settlement rule changes approved by the 7th IBS OPS General Meeting

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Significant Changes and Amendments to the 24th edition (2024) of the IATA Revenue Accounting Manual (RAM) include:

  • Effective with period 1 of the July 2024 IATA Clearing House (ICH) Clearance, Closure Day will be scheduled two (2) days earlier than the current dates, moving from the 7th, 14th, 21st, and 28th to the 5th, 12th, 19th, and 26th of each month respectively.
  •  The relevant parts of RAM will be updated to reflect the ICH calendar change.

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