New York allows for both fault-based and no-fault divorces. No-fault divorce is based on the irretrievable breakdown of the marriage How Quickly Can You Get A Divorce in New York for at least six months, while fault-based grounds may include issues such as cruel and inhuman treatment, abandonment, or adultery.If both parties agree on the terms of the divorce, the process can be faster. This is often referred to as an uncontested divorce. If the couple has lived separately under a legal separation agreement for at least one year and both parties agree to the terms, this can be grounds for a no-fault divorce.