5 cfr 2635 July 8, 2019 16 32 64 128 5 cfr 2635 gifts 5 cfr 2635 subpart g 5 cfr 2635 covered relationship 5 cfr 2635 subpart h 5 cfr 2635 subpart f 5 cfr 2635 subpart c 5 cfr 2635 standards of ethical conduct 5 cfr 2635 impartiality 5 cfr 2635 subpart e 5 cfr 2635 endorsement 5 cfr 2635 prohibited source 5 cfr 2635 fundraising