The phrase "a rule at the" is grammatically correct and can be used in written English.
It can be used when referring to a specific guideline or principle that applies within a certain context or organization.
Example: "There is a rule at the company that all employees must adhere to the dress code."
Alternatives: "a guideline within the" or "a regulation in the".
I had a rule at the Royal Opera House.
It had acted to put in a rule at the clearinghouse preventing travel agencies from converting e-tickets into paper tickets.
Ryan even insisted that he would be in favor of a rule at the Republican Convention that would require delegates to nominate someone who had already run in the primaries.
The results of a detailed study of distribution of 1,1-DMH transformation products along the soil profile indicate that transformation products can migrate down to the depth of 120 cm, The highest concentrations of 1,1-DMH transformation products were detected, as a rule, at the depth 20 to 60 cm.
The campaigns are also behaving as if the oft-discussed Rule 40(b) -- the rule setting a majority of delegates in eight states as the threshold [for a candidate] to be placed in nomination -- is and will be a rule at the 2016 convention.
Darryl Strawberry, the former Mets and Yankees star who has battled drug and alcohol problems for years, was jailed today for violating his probation after breaking a rule at the drug treatment center where he had been serving an 18-month sentence.
As a rule, at least the maximum protection should be specified so that a server can make a restricted (for example, read-only) mapping in a client atomically.
In Professor Rachman's case, he benefits from a' rule at the City University, of which Baruch College is a unit, that permits tenured faculty members to take on outside work one day a week.
The skin induration was measured with a rule at 48-72 hours after the inoculation.
The negative logarithm of the p-value of a rule at a given time point reflects the regulation strength of the rule at that time.
On the other hand, a rule at USAID is directly contradicting the President's initiative by implementing counterterror measures that constrict civic space.
