On Tuesday, June 17, 2025, the Doctoral Program in Economics, Concentration in Development Economics (Islamic economics and finance) of Trisakti University, held a closed session with the candidate for Doctoral Program Syafaat Muhari, in this session the candidate was declared to have passed. The research conducted for his dissertation was themed on Strategy to Maintain Liquidity in BPRS. Hopefully this session can be a stepping stone for the next session, namely the open session. Once again, congratulations and success to candidate for Doctoral Program Syafaat Muhari for his achievements.