The phrase 'regulates relations' is correct and usable in written English.
It is typically used to refer to the establishment of rules and norms which govern relationships between different entities, organizations, or individuals. For example, "The government has put in place several laws that regulate relations between employers and employees."
She wants to put America's securities law, which governs trading in equities and bonds, on a footing similar to that of corporate law, which regulates relations between managers and shareholders.
Russia had threatened not to amend the Partnership and Cooperation Agreement --signed with thEuropean Unionon's current 15 members in 1994 that regulates relations between the sides -- to include the new members unless the union addressed a list of 14 concerns.
Tribes argue that the NLRA regulates relations between workers and private employers.
Labor code and occupational medicine law which regulates relations between employers and employees, including the health protection measures that employers are obliged to pay (Ustawa, 26 June 1974, r. Kodeks pracy-tekst jednolity, Dz.U. nr 21 z 1998 r. poz.94 z późn.zm; (Ustawa, 27 June 1997, o służbie medycyny pracy r., Dz.U. Nr 96 poz.593).
Jihad has regulated relations between Muslims and non-Muslims, in peace as well as in war.
The measures include freezing talks on making it easier for Russians to travel to Europe and on a new overall agreement regulating relations between Russia and the EU.
The UN has worked to advance the law of treaties and the laws regulating relations between states.
Religion for Durkheim was the social and cultural form, which regulated relations with the sacred and prescribed the necessary rituals of that relationship.
The dhimma contract, which regulated relations between the superordinate Muslims and the subordinate Jews and Christians, was deceptively simple and allowed for a wide range of adaptations.
Its general normative framework provided a foundation to constitute and regulate relations between emerging sovereign states, which became the basic units of modern international society.
Arriving in Rome on Feb. 2, 962, Otto was crowned emperor, and 11 days later a treaty, known as the Privilegium Ottonianum, was concluded, to regulate relations between emperor and pope.
