First, you have to go through immigration and customs.

首先你必须通过移民局和海关的检查。

《柯林斯英汉双解大词典》

They are whisked through the immigration and customs formalities in a matter of minutes.

他们在短短的几分钟内就很快走完了移民与海关手续。

《柯林斯英汉双解大词典》

Here, after around 20 minutes of travel, we had to get off the train to clear Malaysian immigration and customs.

经过大约20分钟的旅行，我们必须下车办理马来西亚的入境和海关手续。

youdao

John Morton with US Immigration and Customs Enforcement says it's also important to stop these crimes before they happen.

VOA: standard.2010.07.23

In an effort to reduce the number of violent criminals in Juarez, the United States has stopped deporting released prisoners of Mexican nationality to the embattled city, according to US Immigration and Customs Enforcement agent Leticia Zamarripa.

VOA: standard.2010.04.01

But questions of that nature I think are best directed towards DHS and ICE, Immigration and Customs.

WHITEHOUSE: Press Briefing

Then he fled to the United States, where he was detained by U.S. Immigration and Customs Enforcement.

CENTERFORSECURITYPOLICY: Chavez��s prisoners

According to U.S. Immigration and Customs Enforcement medical records, Soeth was injected with Haldol, a very powerful sedative.

NPR: Two Immigrants Say U.S. Agents Drugged Them