Then, authorities say, they ask for numbers on the back of a gift card to be read back to them. The Cortland County Sheriff’s Office would like to remind people that law enforcement agencies do not call and ask for payments. The sheriff’s office says it is investigating “several complaints” of callers demanding a payment. They say the callers are telling people they will be arrested for money laundering or drug trafficking if they don’t send money to a desired place. They callers are male and female, they say. The call begins with the caller claiming to work for a law office and then they state a case identification number, the sheriff’s office says. CORTLAND COUNTY (WBNG) — The Cortland County Sheriff’s Office is warning individuals of scam callers demanding money.