The businesses affected included two restaurants and a food market on Dublin's Moore Street
Eight food businesses were ordered to close last month for breaches in food safety legislation.
Five of them, all in Dublin, were issued orders under the Food Safety Authority of Ireland Act.
Three food companies, two in Wexford and one in Dublin, were served closure orders under the EC Official Control of Foodstuffs Regulations.
The five businesses ordered to close under the the FSAI Act were:
The three served closure orders under the EC Regulations were:
The closure order on Lotus restaurant applied to all areas of the food business with the exception of the low risk retail area (i.e. the off licence and shop).
Dr Pamela Byrne, Chief Executive of the FSAI, urged "all food businesses to ensure that they have a food safety management system in place and that it is consulted and updated on a regular basis to avoid non-compliance issues".