Q: In a Dec. 13 blog post, you answered the following question: “I am a federal firefighter under CSRS Special Retirement due to retire in November 2011 at age 50. At what age will I be able to collect on my TSP retirement?” You said that the writer would be subject to the early withdrawal penalty until age 59 1/2 unless the withdrawal was rolled over, used to buy a life annuity or met one of the other “specific exceptions to the rule.” I’m an 1811-series federal employee, age 52, and will be retiring in 2011. I’ve read that I…