This Regulation shall enter into force on the twentieth day following that of its publication in the Official Journal of the European Union .

This Regulation shall be binding in its entirety and directly applicable in all Member States.

Done at Brussels, 31 January 2014.

For the Commission

The President

José Manuel BARROSO

( 1 ) OJ L 167, 27.6.2012, p. 1 .

( 2 ) Commission Regulation (EC) No 1451/2007 of 4 December 2007 on the second phase of the 10-year work programme referred to in Article 16(2) of Directive 98/8/EC of the European Parliament and of the Council concerning the placing of biocidal products on the market ( OJ L 325, 11.12.2007, p. 3 ).

( 3 ) Directive 98/8/EC of the European Parliament and of the Council of 16 February 1998 concerning the placing of biocidal products on the market ( OJ L 123, 24.4.1998, p. 1 ).

COMMISSION IMPLEMENTING REGULATION (EU) No 91/2014 of 31 January 2014 approving S-methoprene as an existing active substance for use in biocidal products for product-type 18 ANNEX