Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC

• Corrigendum to REACH Regulation of 29 May 2007 (OJ L 136, 29.5.2007) - we suggest to start with this document, as it contains several amendments to the original text of REACH Regulation of 18 December 2006,
• Corrigendum concerning Article 3(20)(c) (OJ L 36, 5.2.2009),

Other documents:

• REACH Regulation - original text (OJ L 396, 30.12.2006),
• White Paper - Strategy for a future Chemicals Policy
• European Commission - DG Environment - Puplications on REACH

Complete REACH  legislation can be found on the webpage of  European Chemicals Agency, as well as in the EUR-LEX Portal.