function isPlayerInTeam(player, team)
    assert(isElement(player) and getElementType(player) == "player", "Bad argument 1 @ isPlayerInTeam [player expected, got " .. tostring(player) .. "]")
    assert((not team) or type(team) == "string" or (isElement(team) and getElementType(team) == "team"), "Bad argument 2 @ isPlayerInTeam [nil/string/team expected, got " .. tostring(team) .. "]")
    return getPlayerTeam(player) == (type(team) == "string" and getTeamFromName(team) or (type(team) == "userdata" and team or (getPlayerTeam(player) or true)))
end

pojazdy = {
    596,
    598,
    599,
    597,
    432,
    601,
    490,
    427,
    528,
    523,
}

addEventHandler("onVehicleStartEnter",root,function(el)
    for _,v in ipairs(pojazdy) do
        if getElementModel(source) == v then
            if not isPlayerInTeam(el,"Policja") and not isPlayerInTeam(el,"Admins") then
                cancelEvent()
            else return end
        end
    end
end)