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.
Retirement Savings Credit. Even though you can't deduct the TSP, you might be able to claim a tax credit. The retirement savings credit can be up to $1,000 per person for contributions you make to qualified retirement plans, including TSPs. The credit amount ranges from 10 to 50 percent of your contribution.