As the post that was circulating had mentioned the Women's Ministry name (although incorrectly), an external fact checker had checked with the State Ministry of Women and Child Development, Preschools & Primary Education, School Infrastructure and Education Services and confirmed that no such Bill has been drafted. Read more here (Sinhala): https://srilanka.factcrescendo.com/2021/12/21/sri-lanka-have-not-prepared-drafts-to-legalize-the-polygamy-of-the-country/. Moreover, no mainstream media had reported anything on this.