Go to http://www.kerthawards.com
Here's what it says:
2013 Kerth Awards Schedule

Saturday, February 23th--Nominations open

Sunday, March 10th--Nominations close (at midnight EST) (allows 2 weeks for nominations to be submitted)

March 11th through March 28th--Kerth committee sorts out nominations

Quote
Monday, March 28th--Final list of nominees to be posted

Saturday, March 30st--Voting opens

Sunday, April 7th--Voting closes (at midnight EST)*

Ceremony on Saturday, April 13th, at a time to be determined.
Do not pay attention to the page saying the list of nominated stories. That is the 2012 list and it hasn't been updated yet.
r/
Artemis

History is easy once you've lived it. - Duncan MacLeod
Writing history is easy once you've lived it. - Artemis