Mortgage Bankers Association (MBA)

There was a notable decrease in the jumbo category.

Warning issued over new rules by government agencies.

MBA says drop due to rising rates and declining inventory.

The national median mortgage payment drops marginally and affordability was flat.

Average purchase loan size surges to a high of $432,700 since May-end amid persistent affordability challenges.

Applications, however, fell 5% from May, due in part to rising mortgage rates.