1. The Member States shall bring into force before 1 January 1986, the laws, regulations and administrative provisions necessary for them to comply with this Directive provided that on that date they permit the operations to which this Directive applies. They shall immediately inform the Commission thereof.
2. Where, after the date mentioned in paragraph 1, a Member State permits division operations, it shall bring into force the provisions mentioned in that paragraph on the date on which it permits such operations. It shall immediately inform the Commission thereof.
3. However, provision may be made for a period of five years from the entry into force of the provisions referred to in paragraph 1 for the application of those provisions to unregistered companies in the United Kingdom and Ireland.
4. Member States need not apply Articles 12 and 13 as regards the holders of convertible debentures and other securities convertible into shares if, at the time when the provisions referre