This document outlines the rules and regulations of athletics competitions, including track layout and measurements, officials and their duties, and amendments to rules. It discusses the officials required to run a competition in various event areas, such as track events, field events, and combined events. The roles of referee, judges, starters and other positions are defined. It also explains track markings, hurdle specifications, relay takeovers, and protocols for running races and qualifying rounds. Recent amendments from November 2017 regarding time limits and takeover zones in field events are also noted.