By Andrew Chung

Oct 27 (Reuters) - The US Supreme Court declined on Tuesday to reinstate the authority of immigration judges to temporarily postpone deportation cases, keeping in place an agreement between President Donald Trump's administration and Republican-governed Texas that bars the once-common practice.

The justices denied ‌an emergency request by three US cities including Baltimore and an immigrant legal advocacy group to halt for now the deal ending the ‌practice, known as "administrative closure," while litigation continues in the dispute.

The Supreme Court's decision, issued as a brief, one-sentence order, did not offer any explanation, as is common when it handles emergency requests. ​None of the justices publicly dissented from the decision.

The administration and Texas filed the agreement in a federal court in Texas on June 22, the same day that the state sued to challenge...