21 June 2014
once you clear group-I, you just need to register for articles by executing form 102 and 103 and paying additional articleship registration fees.
for revalidation, you need to file a separate form with fees Rs 400 please refer http://www.icai.org/post.html?post_id=9647
24 June 2014
pls note without revalidating ur reg u will not be allowed to appear for nov 2014 exam as ur 4 years time limit is getting over by 27/7/2014.