Japanese phrase
___なら許可していただけませんか？ ___ na ra kyo ka shi te i ta da ke ma se n ka
Meaning
Could you allow ___ if it is acceptable?
When to use it
A polite request for permission under a stated condition. The wording is careful and formal, making it suitable when the other person must approve the request.
Example dialogue
写真撮影なら許可していただけませんか？ sha shin satsu ei na ra kyo ka shi te i ta da ke ma se n ka
Could you allow taking photos if it is acceptable?
写真撮影なら大丈夫です。 sha shin satsu ei na ra dai jō bu de su
Taking photos is fine.