Regulators discuss ways to coordinate national regulations governing swaps.

CFTC gives CME, other clearinghouses, two more months to implement collateral rules.

Commissioner says CFTC will focus first on rules ensuring swaps are backed by clearinghouses.

Regulator may challenge decision that overturned trading limits on commodities.

SEC seeks public comment on collateral requirements for swaps not settled at clearinghouses.

Overseas branches of U.S.-based banks won't have to tally swaps right away.

Regulation deals with how energy swaps count toward $8 bln threshold for dealer oversight.

Lawmakers ask agency to detail time spent on rule and cost of defending it.