S.L. 399.48 чл. 92Modification of contractual conditions by providers and rights of end-users.

(1) End-users shall have the right to terminate their contract without incurring any further costs upon notice of changes in the contractual conditions proposed by the provider of publicly available electronic communications services other than number-independent interpersonal communications services, unless the proposed changes are:

(a) exclusively to the benefit of the end-user;

(b) are of a purely administrative nature and have no negative effect on the end-user; or

(c) are directly imposed by European Union or national law.

(2) Providers shall notify end-users at least thirty days in advance of any change in the contractual conditions in a clear and comprehensible manner and on a durable medium. Where applicable, providers shall simultaneously inform end-users of their right to terminate the contract without incurring any further costs if they do not AND SERVICES (GENERAL)

accept the new conditions, which right shall be exercisable within thirty days from notification of the change in contractual conditions by the provider.

(3) Providers shall notify the Authority in writing, prior to notification to its end-users, in a timely manner as may be specified by the Authority, of any proposed modifications to the contractual conditions.

(4) The Authority may, upon a written request by any such provider, made in accordance with any requirements laid down by the Authority, in cases where the proposed modifications to the contractual conditions are manifestly of benefit to all end-users to that service, exempt that provider from the requirement onerous on it to grant its end-users the right to terminate the contract in accordance with this regulation.

(5) The Authority may determine the format, content and the manner of the notification required under this regulation and may increase the aforesaid period of thirty days referred to in sub-regulation

(2) to a period of not more than ninety days.