[German version]

(alicui rei, ‘to become involved in something’). A suus heres (immediate heir,  Succession, law of III A) could not effectively disclaim a legal or testamentary legacy according to  ius civile (semel heres semper heres), but if he declared the disclaimer before the praetor, he was treated by the praetor as if he had not become the heir ( abstentio ). However, if he had once behaved outwardly like an heir (se immiscere), he lost the  beneficium abstinendi. Se immiscere further designates the start of the discharge of other transactions. Only from the 4th cent. AD has se immi…