The phrase "introduce new rules" is correct and usable in written English.
You can use it anytime you want to describe making new regulations or protocols. For example, "The manager decided to introduce new rules for safety in the workplace."
They wanted until April next year to introduce new rules.
David Stern, the NBA's commissioner, also suggests that the league is not in a hurry to introduce new rules.
The regulator added that it intended to introduce new rules to ensure the safe arrival of letters.
But designing rules to tackle large cross-border banks is harder: it probably requires most of the world's developed economies to introduce new rules.
In the coming months both America and the European Union are expected to introduce new rules aimed at enhancing auditors' independence.
Business Secretary Sajid Javid is moving to criminalise unlawful picketing, as well as introduce new rules making it harder for workers to strike legally.
But from 16 November, the scheme will be renamed Avios and it will introduce new rules: passengers who redeem points must pay taxes, fees and charges on flights.
Next year the government will introduce new rules forcing companies with more than 250 workers to disclose the pay gap in their workplaces, despite fierce resistance from employers.
Countries are to introduce new rules to guard against multinationals building cross-border structures to exploit differences in the tax codes of two countries.
Uefa, frustrated with Fifa's inaction, vowed to introduce new rules to tackle third-party ownership from next season if it refused to act.
Dan Mathisson, the operator of the nation's largest dark pool, Credit Suisse's CrossFinder, said that American regulators should not introduce new rules just because of the fears surrounding dark pools.
