1998–99 Scottish Inter-District Championship
The 1998–99 Scottish Inter-District Championship was a rugby union competition for Scotland's professional district teams. With the merging of the 4 districts into 2; now only Glasgow and Edinburgh were involved in the Scottish Inter-District Championship. Glasgow Caledonians and Edinburgh Reivers then fought it out in a renamed Tri-Series sponsored by Tennents Velvet.
Three matches were played between the clubs. Edinburgh won the series, beating Glasgow 2-1. A league table is shown for completeness. Both teams entered the next year's Heineken Cup.| Team | P | W | D | L | PF | PA | +/- | Pts |
| Edinburgh Reivers | 3 | 2 | 0 | 1 | 97 | 32 | +65 | 4 |
| Glasgow Caledonians | 3 | 1 | 0 | 2 | 32 | 97 | -65 | 2 |
Results
Round 2
Round 3
