Causes of muscle spasms. A herniated disc can cause muscle spasms for two reasons: Inflammation â The nucleus pulposus contains enzymes that cause inflammation and, in turn, pain. The muscles sometimes spasm as the result of pain, further contributing to the patientâs discomfort.
Roth TSP Contributions for TSP members. Roth Thrift Savings Plan contributions are limited to the $18,000 elective deferral limit. All additional contributions toward the Annual Additions Limit must be made into a Traditional TSP account, even if the contributions come from tax-exempt pay.
1 Keeping Your Money in the TSP. 2  If you want to keep your money in the TSP after you retire, you have three options: 3  A single lump sum withdrawal. 4  If you choose this option itâs important to remember that the money is pre-tax, so youâll need to be aware of the amount of taxes youâll get hit with.