The prosecutor's office said police had so far detained 35 of the 46 people named in the arrest order. Five were known to be currently abroad, it said.
The idea behind the reform was that it would significantly reduce the risk of invalid jumps, but critics argued it removed the essential technical risk of long jump: correctly judging the sprint down the runway before hitting the fixed board.
Lionel Messi will aim to crown his MLS revolution by leading Inter Miami to their first domestic championship on Saturday in a blockbuster season finale against the surging Vancouver Whitecaps.