CCITT Rec. F.1 (11/1988) – OPERATIONAL PROVISIONS FOR THE INTERNATIONAL PUBLIC TELEGRAM SERVICE
SUMMARY
DIVISION A – GENERAL PROVISIONS APPLYING TO ALL METHODS OF WORKING
    I. Hours of service of offices
        1 Duration and closing of service – Legal time
    II. Classification of correspondence in the international public telegram service
        1 Telegrams and special services
            1.1 Obligatory telegrams
            1.2 Optional telegrams and special services
    III. Preparation and handing in of telegrams
        1 General
        2 Characters that may be used for the preparation of telegrams
        3 Order of arrangement of the various parts of a telegram
        4 Heading
        5 The address part
            5.1 The service indications
            5.2 General provisions for the address
            5.3 Full postal address
            5.4 Registered address
            5.5 Telephonic address
            5.6 Telex, teletex and facsimile addresses
            5.7 Poste restante, or telegraphe restant address
            5.8 Post office box address
        6 The text part
            6.1 The text
            6.2 The signature
            6.3 Long telegrams
        7 Cancellation of telegrams at the request of the sender
    IV. Counting of words
        1 General provisions
        2 Counting the number of chargeable words
        3 Indication of the number of words in the preamble line
        4 Irregularities in the counting of words
    V. Routing and retransmission of telegrams
    VI. Transmission of telegrams
        1 Order of transmission of telegrams
        2 Order of transmission of the various parts of a telegram
        3 Transmission of the heading
        4 Transmission of the other parts of a telegram
        5 Reception
        6 Errors and interruptions
    VII. Interruption of telegram communications
        1 Diversion of telegrams
    VIII. Delivery at destination
        1 General provisions
        2 Methods of delivery
        3 Non-delivery and delayed delivery
    IX. Obligatory telegrams
        1 Telegrams relating to the safety of life (SVH)
        2 Government telegrams and telegrams relative to the application of the United Nations Charter
        3 Telegrams concerning persons protected in time of war by the Geneva Conventions of 12 August 1949
        4 Ordinary private telegrams
        5 Telegraph service correspondence
        6 Meteorological Telegrams
    X. Optional telegrams
        1 Postal financial telegrams
        2 Letter telegrams
        3 Privilege telegrams
    XI. Special services
        1 General provisions
        2 Urgent transmission and delivery
        3 De luxe form
    XII. Stoppage of telegrams
        1 Transmission of certain telegrams as of right – Notification of stoppage
    XIII. Archives
        1 Archives
        2 Inspection of original forms of telegrams – Supplying copies of telegrams
DIVISION B – OPERATIONAL PROVISIONS APPLYING TO MORSE AND SOUNDER WORKING
    I. Morse code
        1 Morse code signals
        2 Spacing and length of the signals
        3 Transmission of signs for which there is no corresponding signal in the Morse code
            3.1 Signs that have no corresponding signal in the Morse code, but that are acceptable in the writing of telegrams, shall be sent as follows:
            3.2 Multiplication sign
            3.3 Percentage or per thousand sign
            3.4 Inverted commas (quotation marks)
            3.5 Minute and second signs
        4 Transmission of groups of figures and letters, of ordinal numbers or of fractions
    II. General transmission rules
    III. Transmission of telegrams with identical text
        1 Identical texts
    IV. Transmission irregularities – Service notes
    V. Checking the number of words transmitted – Acknowledgement of receipt
        1 Checking the number of words transmitted
        2 Acknowledgement of receipt
    VI. Transmission procedures
DIVISION C – OPERATIONAL PROVISIONS APPLYING TO PRINTING TELEGRAPH SYSTEMS
    I. Transmission signals
        1 Transmission signals of International Telegraph Alphabet N°. 2
        2 Transmission of signs for which there is no corresponding signal in the telegraph alphabet
        3 Transmission of ordinal numbers, groups of figures and letters or of numbers that include fractions
    II. General provisions for transmission of telegrams
        1 Calling
        2 Transmission with running series of numbers
    III. General provisions for reception
    IV. Special provisions for point-to-point operations
        1 Transmission of telegrams to tape-printing systems
        2 Transmission of telegrams to page-printing systems
        3 Reception
    V. Special provisions for gentex operations
        1 General provisions
        2 Answer-back codes
        3 Responsibility of transmitting or receiving stations
        4 Procedures before transmission of a telegram
        5 Transmission of telegrams
        6 Reception of telegrams
        7 Abnormal conditions before transmission
        8 Abnormal conditions during transmission
        9 Traffic between gentex offices equipped with page-printing teleprinters
        10 Interworking between tape-printing and page-printing teleprinters
        11 Special transmission procedures for use with format converters and/or automatic error correction devices
        12 Service advices (A) and use of codes
    VI. Interworking between the telegram retransmission system and the gentex network
DIVISION D – TELEGRAPH SERVICE CORRESPONDENCE
    I. Telegraph service correspondence
        1 Definitions
    II. Service telegrams and service advices
        1 General provisions
        2 Service telegrams
        3 Service advices
            3.1 General provisions
            3.2 Procedure
            3.3 Wording
            3.4 Repetition of a telegram
    III. Examples of format and wording of service correspondence
    References