§1. Although private associations of the Christian faithful possess autonomy according to the norm of can. 321, they are subject to the vigilance of ecclesiastical authority according to the norm of can. 305 and even to the governance of the same authority.
§2. It also pertains to ecclesiastical authority, while respecting the autonomy proper to private associations, to be watchful and careful that dissipation of their energies is avoided and that their exercise of the apostolate is ordered to the common good.
Source: Code of Canon Law (Vatican.va)