Why Rassie Erasmus cannot repeat his Springbok front-row gamble at the World Cup

Rassie Erasmus will not be able to use his controversial front-row selection manoeuvre at next year’s Rugby World Cup or in the Nations Championship, despite being permitted to make the late changes in the Greatest Rivalry Series.

The Springbok coach caused widespread debate when he replaced his entire starting front row one hour before kick-off on Saturday.

Gerhard Steenekamp, Deon Fourie and Thomas du Toit were promoted from the bench to start against New Zealand, taking the places of Ox Nche, Malcolm Marx and Wilco Louw.

Erasmus has defended the decision and said he would be prepared to make the same move again if circumstances required it during the two remaining matches in the series.

The tactic was allowed under the specific regulations agreed for the Greatest Rivalry Series, which is being governed separately by the South African and New Zealand unions. However, the same flexibility does not exist under World Rugby’s standard international match regulations.

That means Erasmus will not be able to make a similar wholesale alteration during the 2027 Rugby World Cup in Australia. The move would also be prohibited when the Nations Championship resumes in November.

The Times reported that World Rugby’s international match regulations require unions to name their team and replacements before an international match.

Competitions including the World Cup, Six Nations, Rugby Championship and Nations Championship also operate with tighter controls over late changes, with breaches carrying consequences.

The New Zealand camp said the change had been noted, although it insisted the All Blacks were not overly concerned. Even so, it came as a major surprise in Cape Town.

“I mean, you take notice of it, but you take it with a pinch of salt as well,” assistant coach said at an All Blacks press conference on Monday.

“Listening to what he said after the second Test about how he changed the team around dependent on the weather, it shows that they’ve got the capability of doing that. So, you know, it gives us a little bit of an idea potentially of what they might be thinking.

“But we’re not going to spend huge amounts of time planning for a certain individual in a certain position when we’re pretty aware that that can change right up until kick-off,” Blair added.

Although some in New Zealand called for Erasmus to be sanctioned, the move has been viewed in South Africa as another example of his willingness to exploit an opportunity within the regulations.

Writing for RugbyPass, journalist Daniel Gallan argued that the wider significance of the incident was not simply the identity of the players involved, but the long-standing convention of announcing rugby teams well before matches.

“The real trick Erasmus pulled off was stripping away the veneer of a ritual that really has no value. For reasons no one can properly explain, rugby expects its teams to be announced days before the match. This is codified in the regulations at World Cups where a 48-hour window is treated as some binding pledge. Thou shalt not change thy line-up unless a player is beset by injury,” Gallan said.

“The question is, why? Why should a coach be bound to a decision he makes days in advance of kick-off? Why shouldn’t he be able to change his mind? Why should he have to telegraph his game plan to the opposition? Who is this for?”

The practice does have benefits for media coverage and betting markets, but other major sports operate with much shorter notice.

In football, starting line-ups are announced 90 minutes before kick-off. In cricket, teams are confirmed only 30 minutes before play begins, at the toss.

That contrast has fuelled the debate over whether rugby needs to name its teams 48 hours in advance, or whether the convention survives simply because it has always been part of the sport’s established routine.

For the Greatest Rivalry Series, Erasmus found a route through a grey area in the rules. In World Rugby’s principal international competitions, however, the regulations leave him no such option.