An embattled NYPD lieutenant whose overtime pay is under scrutiny has called it quits — just two months after returning to work following his first retirement, the Daily News has learned.

Lt. Ira Jablonsky filed his retirement papers Wednesday, less than 24 hours after The News reported on an NYPD Internal Affairs Bureau investigation of his overtime hours.

Jablonsky joined the NYPD in 2002 and has spent the bulk of his career in the Community Affairs Bureau , working closely in south Brooklyn with the Orthodox Jewish community. He has made over $100,000 in extra pay each of the past three years, according to public records. He returned to a similar position when he rejoined the force in July.

Last year he made $370,000 with the NYPD, about $143,000 above his base pay of $164,000, t

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