For details of the International Rules please click below
http://www.englishpetanque.org.uk/documents/Rules-ENG_2017.pdf
There is also a Facebook page called Petanque Rules – Ask the Umpire which is very useful, the link is below.
https://www.facebook.com/groups/128791213885003/about/http://www.englishpetanque.org.uk/documents/Rules-ENG_2017.pdf