My neighbors poison my dog with help of Municipal my neighbors

My neighbors poison my dog with help of Municipal my neighbors complain on the citizen portal and municipal come and give poision to my collar vaccinated and very friendly dog now it’s been 3 months Mai kab tak unka khilaf action la Sakta ho due to some reason I can’t take action right now
But mjhy Lana zaror ha kindly mjhy bata day k criminal case Mai hum kab tak case ko reopen kar sakty ha