| In force components | 
| Number 
 | Title | Status | 
| G.812 (06/04) 
 | Timing requirements of slave clocks suitable for use as node clocks in synchronization networks 
 | In force 
 | 
| G.812 (2004) Erratum 1 (03/05) 
 | Applies to English version only. The change introduced by this erratum is already included in G.812 (2004)
 | In force 
 | 
| 
 | 
| Superseded and Withdrawn components | 
| Number 
 | Title | Status | 
| G.812 (11/88) 
 | Timing requirements at the outputs of slave clocks suitable for plesiochronous operation of international digital links G.811 (1984) was reorganized in 1988 into G.811 and G.812
 | Superseded 
 | 
| G.812 (06/98) 
 | Timing requirements of slave clocks suitable for use as node clocks in synchronization networks | Superseded 
 |