The introduction of the legislation coincided with the start of the pandemic, which was followed by the cost-of-living crisis – a period marked by persistently high inflation.
Roedd cyflwyno'r ddeddfwriaeth yn cyd-daro â dechrau'r pandemig, ac wedi hyn daeth yr argyfwng costau byw – cyfnod a nodwyd gan chwyddiant uchel, parhaus.