Should it be compulsory for all public servants to declare if they are freemasons?

A leading Welsh politician has called for more consistent rules for declaring membership of the freemason society.

An ITV investigation by Y Byd ar Bedwar has found there are vast differences in the rules within councils and police forces across the country.

You can see the full story on Y Byd Ar Bedwar tonight at 9.30pm on S4C.