Deliberate impedance: DSQ for intentionally blocking, pushing, or tripping another skater.; Dangerous skating: Erratic movement, arm-checking, or crossing directly in front of another skater at close range — penalty ranging from relegation to DSQ.; Pacing violation: Receiving unauthorised pace as...
Why people argue about this
People often assume that mass start violations mean intentionally bumping other skaters is allowed as long as it doesn't cause a crash. Actually, the rule specifically states that deliberate impeding results in disqualification (DSQ), so even if no actual collision happens, pushing another racer aside to gain an unfair advantage is still grounds for DSQ.
