The phrase "compulsory rule" is correct and usable in written English.
It is often used to describe a rule or regulation that is mandatory and must be followed. Example: The company has implemented a compulsory rule that all employees must attend a safety training session before starting their job.
Two-thirds of the estate passes to the legal heirs of the deceased under the compulsory rules of inheritance.
In the same time, the way to consider our welfare state changed into an overwhelming necessity of cost-efficiency, of evidence based knowledge and costs, regarded as new and compulsory rules.
Potter: Freshman year there was a compulsory chapel rule.
My impression of the chapel and of Dean Gordon was colored by my antagonism toward the compulsory chapel rule.
The governmental unit cannot receive a distribution from the estate without subjecting itself to any liability it has to the estate within the confines of a compulsory counterclaim rule.
In a separate speech, he made clear he opposed attempts to bar a female MP from the next parliament apparently because of allegations she did not observe the compulsory hijab rule during a trip abroad.
What should a believer in free markets make of a compulsory disclosure rule like this one?
In November the Home Office said 3,200 officers in England and Wales could be affected if all forces chose to enforce the compulsory retirement rule.
From 31 October, the Financial Services Authority FSAA) will take over regulation of mortgage advice and from this date compulsory FSA rules will replace the voluntary Mortgage Code.
Paragraph 7 avers that the Commission's procedures for performing these functions are constitutionally defective with respect to matters of counsel, confrontation, compulsory process, rules of evidence, standards of guilt, right of appeal, and self-incrimination.
