Yes you will be age verified when you transfer here to main grid and will be able to access adult rated sims. I know this because when the age verification when into affect, i didnt have to age verify this account because i already did that when i was transferring to maingrid.
You need to be 18 to transfer to maingrid. Submit a ticket with Lindenlab and they will transfer you. teen grid is for 13 - 17 years old and main grid for the 18+ years old, If you turning 18 soon in reallife, A week before your 18th birthday, Submit a ticket with proof of age such as Drivers license or anything that has your date of birth to lindenlab to get transfered to maingrid on your birthday.
More info about transfering from teen grid to main grid.
http://wiki.secondlife.com/wiki/Linden_Lab_Official:What_happens_to_my_Teen_Second_Life_account_when_I_turn_18%3F
Message was edited by: Alexander9 Carver