e. The use of conventional center-fire or rim-fire rifles is prohibited at all lakes,
except Lake O’ The Pines and Wright Patman Lake as stated in the Lake
Information section of this guide./
Lake of the Pines
[quote]Shotguns: Limited to the use of non-toxic #2 shot and smaller. Use of #1’s, B’s, BB’s,
BBB’s, and buckshot (any size) is PROHIBITED.
Special Restrictions:
• Rifle hunting for deer or feral hogs is only authorized for hunting areas south
of the dam and west of Cypress Creek and for hunting areas north of
Highway 155.
Wright Patman Lake:
Special Restrictions:
• Rifles are authorized for hunting in all areas except for all areas due east of US
Highway 59. Hunting within areas due east of US Highway 59 for deer or feral
hogs is restricted to shotguns with slugs and legal archery equipment.
It might appear you're mistaken???
Perhaps, if anyone is interested, these appear to be the pertinent sections of Title 36
https://www.ecfr.gov/current/title-36/chapter-III/part-327