The phrase "attempt to enforce a" is correct and usable in written English.
It can be used when discussing efforts to implement or uphold a rule, law, or policy.
Example: "The organization made an attempt to enforce a new policy regarding workplace behavior."
Alternatives: "effort to implement a" or "try to uphold a".
More specifically, a good faith attempt to enforce a copyright does not violate the antitrust laws.
And that's why I suspect his attempt to enforce a distinction is strategic rather than principled.
Israel's attempt to enforce a blockade becomes an international crisis, while most of the world shrugs when North Korea sinks a South Korean ship.
And in early February the Council dispatched French and West African troops to attempt to enforce a tenuous peace treaty in the Ivory Coast.
More importantly, if the FDA were to attempt to enforce a new regulation regarding a dietary supplement, the FDA would still be forced to demonstrate the dietary supplement was adulterated.
A more drastic attempt to enforce a reduction in car use came into place today, and will be continued tomorrow if necessary by allowing cars and motorbikes with even-numbered registration plates on the roads.
It is not a proceeding within the principle that suit may be brought against state officers to restrain an attempt to enforce an unconstitutional enactment.
The missionary kingdoms addressed problems of European lawlessness in the islands by attempting to enforce a scriptural code of law.
Trafigura's attempts to enforce a "super-injunction" against the Guardian, preventing parliamentary reporting, led to political uproar.
The Education Department is attempting to enforce a "collective bargaining agreement" on a union that does not agree.
It was not the case of a defendant in default who attempted to enforce a right created by the broken contract.
