Rubio's Coastal Grill, which began in San Diego more than 40 years ago and once boasted close to 200 restaurants, announced Wednesday it is filing for bankruptcy protection with the goal of selling the business.

It is the second chapter 11 filing in less than four years for the operator of Rubio’s Coastal Grill.

Reform California Chairman Carl DeMaio on a popular California restaurant chain forced to close locations due to economic policies including $20 minimum wage

The 48 locations closing their doors represent about a third of the Rubio's found in California, Nevada and Arizona.

Carlsbad-based Rubio's said it would keep operating 86 remaining restaurants in California, Arizona and Nevada. Employees say they were given no notice.

In a news release issued by the company’s public relations firm, Rubio’s said its existing 86 restaurants will remain operating while the Chapter 11 bankruptcy process proceeds. This latest filing marks the second one in a span of less than four years,

Rubio’s Coastal Grill has filed for Chapter 11 bankruptcy, a mere days after the Mexican fast casual chain announced the closure of nearly 50 stores across California citing the “rising cost

San Diego-founded Rubio’s Coastal Grill has filed for Chapter 11 bankruptcy days after announcing they had closed 13 locations.