In case you lose your passport in the UAE, report the incident to the police, apply for a new passport (to your country’s embassy in the UAE) and have your residence visa re-stamped on your new passport. If you are in a country other than your home country or the UAE, check with your country’s embassy/consulate in that country on the requirements for reporting a lost passport and issuance of a new passport.
If you lose your passport in the UAE, you have to apply for a new passport (to your embassy in the UAE) and have your residence visa re-stamped on your new passport.
However, first report the loss or theft of the passport to the police station nearest to where the incident took place.
If the lost passport belongs to a minor, the sponsoring parent should be present to endorse the report.
If the person who lost the passport is on his employer's sponsorship, he should submit a letter in Arabic about the loss of the passport. The letter should be on the sponsoring employer's letterhead and should be submitted to the police department of the emirate where the residence visa was issued. The sponsor should also provide a photocopy of its licence and establishment card.
If the person who lost the passport is on family sponsorship, he needs to submit a letter signed by the sponsor and a photocopy of the sponsor’s passport.
If you lose your passport in the country that issued your passport, you will need to follow the steps required by your country to get a new passport issued.
If you lose the passport in a country you are visiting, check with your passport issuing country’s embassy/consulate in that country on the requirements for reporting a lost passport and getting a new passport.
What should you do if you lost your passport outside the country - GDRFA Dubai
According to the information listed on the website of the UAE’s Embassy in London, those who hold a UAE residence visa and face the issue of lost/stolen passports, are required to apply for a new entry permit to be able to re-enter the UAE.
The requests for entry permits are received and processed by the consular section of the UAE embassy in the country where the passport is lost.
The following documents are needed for the re-issue of a residence visa:
a completed and signed application form
a copy of the old passport
a copy of the new passport
a copy of the UAE resident visa
a copy of the Emirates ID card
1 passport-sized photo
a letter from the sponsor confirming your position and place of work