Which constitutional body is responsible for fixing share of provinces in national wealth?

Which constitutional body is responsible for fixing share of provinces in national wealth?

قومی دولت میں صوبوں کا حصہ مقرر کرنے کا ذمہ دار کون سا آئینی ادارہ ہے؟
Explanation

The NFC (National Finance Commission) is responsible for determining the distribution of federal revenue among the provinces.

It was founded in 1951.