On 20 January 2020, the MWSS Regulatory Office (RO), led by Chief Regulator Atty. Patrick Lester N. Ty, was present at the meeting of the Committee on Natural Resources of the House of Representatives, to continue discussions regarding the rehabilitation and restoration of Manila Bay, and the cleanup of waterways leading to it.

The meeting focused on rehabilitation plans and programs; issues such as sewage treatment and solid waste disposal; and plans and programs for informal settler families.