The 37th Meeting of Working Group on International Investment Statistics (WGIIS37) held in ASEAN Secretariat, Jakarta, 4-5 July 2023 discussed the implementation of WGIIS Multi-Year Work Plan, Self-Assessment Measures on Code of Practice (CoP) Section B. Statistical Process and C. Statistical Output, the FDI data submission and dissemination status as well as the implementation of ASEAN Help ASEAN Framework (AHAF), and other matters.