It was settled by compulsory arbitration.

此事已通过强制性仲裁得到解决。

《新英汉大辞典》

There are two arbitration forms in American ADR, the traditional one and the compulsory one annexed to court.

在美国ADR中有两种仲裁形式：一种是历史悠久的传统型仲裁，另一种是近年来兴起的法院附设强制仲裁。

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However, the award of arbitration has a deep impact on the affected party on the basis of the compulsory sports arbitration.

而由于体育仲裁所特有的强制性特点，仲裁裁决对第三方的影响是显而易见的。

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The bill also imposes a compulsory arbitration regime that results in an automatic two-year union "contract" after 130 days of failed negotiation.

WSJ: A Liberal Supermajority

The Police Arbitration Tribunal has agreed but has not decided about his recommendation for compulsory redundancy for police officers.

BBC: Police pay should start ?4,000 lower, says tribunal