Русско-англо-русский юридический словарь

Further assurance clauses are intended to create legal obligations requiring one or more of the parties to a contract to commit to do unspecified acts to reassure the other party will do what is reasonable or necessary to bring home the full benefit of the contract. (Hall Ellis Solicitors)

A further assurance clause is included in many contracts to ensure everybody involved will carry out the actions and help meet the contract's intentions. (UpCounsel)

Further Assurance (UK Style) (Jurisdiction Neutral). A boilerplate clause that seeks to ensure that the parties carry out any additional acts necessary to give effect to the contract, including the procuring of such acts by third parties. (Practical Law)