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The International Range Officers Association (IROA) is a part of 
In matches, range officials from IROA and NROI can work alongside in the ranks:
* Range Officer (RO) - The Range Officer gives the competitors stage briefings, issue range commands and follows the competitor through the conduction of the stage to monitor time, scores and safe firearms handling.
* Chief Range Officer (CRO) - In case there are several Range Officers, a Chief Range Officer will be assigned to have the primary authority over the particular course. Like the RO, the CRO will oversee fair and consistent application of the rules.
* Range Master (RM) - The Range Master has the overall authority over the entire range during the match, including all Match Officials and the overall safety.
International Practical Shooting Confederation
The International Practical Shooting Confederation (IPSC) is the world's largest shooting sport association, and the largest and oldest within practical shooting. Founded in 1976, the IPSC nowadays affiliates over 100 regions from Africa, America ...
with the responsibility to train and certify their own dedicated range officials (referee
A referee is an official, in a variety of sports and competition, responsible for enforcing the rules of the sport, including sportsmanship decisions such as ejection. The official tasked with this job may be known by a variety of other titl ...
s), who are responsible for conducting matches safely, fair and according to the rules. In addition, each IPSC region have their own National Range Officers Institute (NROI) under the IROA.
In matches, range officials from IROA and NROI can work alongside in the ranks:
* Range Officer (RO) - The Range Officer gives the competitors stage briefings, issue range commands and follows the competitor through the conduction of the stage to monitor time, scores and safe firearms handling.
* Chief Range Officer (CRO) - In case there are several Range Officers, a Chief Range Officer will be assigned to have the primary authority over the particular course. Like the RO, the CRO will oversee fair and consistent application of the rules.
* Range Master (RM) - The Range Master has the overall authority over the entire range during the match, including all Match Officials and the overall safety.
See also
*Shot timer {{Distinguish, Shot clock
A shot timer is a shot activated timer used in shooting sports, which starts the competitor by an audible signal and also records the competitor's time electronically by detecting the sound of each shot together with the ...
* Scoring gauge
Scoring gauges are tools used in shooting sports to determine the precise position of a bullet hole on a shooting target, and hence its scoring value. There are mainly two types of scoring gauges used for paper and cardboard targets, either the "co ...
References
International Practical Shooting Confederation Sports officiating Handgun shooting sports Rifle shooting sports Shotgun shooting sports Organizations with year of establishment missing {{Prof-assoc-stub