id	description	section	req	max_loop	max_usage	pos
REN	Rate Request Information	H	M	0	1	1
DK	Docket Header	H	O	0	1	2
PR1	Price Request Parameter List 1	H	O	0	1	3
PR2	Price Request Parameter List 2	H	O	0	1	4
PI	Price Authority Identification	H	O	0	1	5