How to move to the 50/50 section
When you join the LGPS you will automatically be put into the main section of the LGPS where you will pay the normal contribution rate in return for normal pension build up. Once you are a member of the main scheme you are then be able elect in writing to move to the 50/50 section.
You can ask your employer or pension fund for a 50/50 election form. Once you make an election you will start paying reduced contributions from the next available pay period.
There is no limit to the number of times you can elect to move between the main and 50/50 section, and vice versa.