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: D Series
: D.120 |
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| D.120 : Charging and accounting principles for the international telecommunication charge card service |
| In force components |
Number
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Title |
Status |
D.120 (07/96)
|
Charging and accounting principles for the international telecommunication charge card service
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In force
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| Superseded and Withdrawn components |
Number
|
Title |
Status |
D.120 (11/88)
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Collection charges applied to automated telephone credit cards
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Superseded
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D.120 (03/93)
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Charging and accounting principles for the automated Telephone credit card service
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Superseded
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