diff --git a/bsip-0047.md b/bsip-0047.md
index 1d79f0f..c5198d9 100644
--- a/bsip-0047.md
+++ b/bsip-0047.md
@@ -135,34 +135,40 @@ _Committee validation checks_
 * If `committee_voting_account` is present
 	* Let `new_committee_account` = `committee_voting_account`
 * otherwise
-	* Let `new_committee_account` = `account_options.committee_account`
+	* Let `new_committee_account` = `account_options.committee_voting_account`
+* `num_committee`, if present, is only allowed when:
+	* `new_committee_account` = `GRAPHENE_PROXY_TO_SELF_ACCOUNT`, and
+	* 0 ≤ `num_committee` ≤ size of new committee slate ≤ `chain_params.maximum_committee_count`
 * If `num_committee` is present
 	* Let `new_num_committee` = `num_committee`
 * otherwise
 	* Let `new_num_committee` = `account_options.num_committee`
-* The _committee_ `votes_to_add`,`votes_to_remove`, and `num_committee`, if present, are valid:
-	* if `new_committee_account` = `GRAPHENE_PROXY_TO_SELF_ACCOUNT`, and
-	* if 0 ≤ `new_num_committee` ≤ size of new committee slate ≤ `chain_params.maximum_committee_count`
+* Non-empty _committee_ `votes_to_add` and `votes_to_remove` are only allowed when:
+	* `new_committee_account` = `GRAPHENE_PROXY_TO_SELF_ACCOUNT`, and
+	* 0 ≤ `new_num_committee` ≤ size of new committee slate ≤ `chain_params.maximum_committee_count`
 
 _Witness Validation Checks_
 * Let the new witness slate consist of the current witness slate plus the witness `votes_to_add` minus the witness `votes_to_remove`
 * If `witness_voting_account` is present
 	* Let `new_witness_account` = `witness_voting_account`
 * otherwise
-	* Let `new_witness_account` = `account_options.witness_account`
+	* Let `new_witness_account` = `account_options.witness_voting_account`
+* `num_witness`, if present, is only allowed when:
+	* if `new_witness_account` = `GRAPHENE_PROXY_TO_SELF_ACCOUNT`, and
+	* if 0 ≤ `num_witness` ≤ size of new witness slate ≤ `chain_params.maximum_witness_count`
 * If `num_witness` is present
 	* Let `new_num_witness` = `num_witness`
 * otherwise
 	* Let `new_num_witness` = `account_options.num_witness`
-* The _witness_ `votes_to_add`,`votes_to_remove`, and `num_witness`, if present, are valid if:
-	* if `new_witness_account` = `GRAPHENE_PROXY_TO_SELF_ACCOUNT`, and
-	* if 0 ≤ `new_num_witness` ≤ size of new witness slate ≤ `chain_params.maximum_witness_count`
+* Non-empty _witness_ `votes_to_add` and `votes_to_remove` are only allowed when:
+	* `new_witness_account` = `GRAPHENE_PROXY_TO_SELF_ACCOUNT`, and
+	* 0 ≤ `new_num_witness` ≤ size of new witness slate ≤ `chain_params.maximum_witness_count`
 
 _Worker Validation Checks_
 * If `worker_voting_account` is present
 	* Let `new_worker_account` = `worker_voting_account`
 * otherwise
-	* Let `new_worker_account` = `account_options.witness_account`
+	* Let `new_worker_account` = `account_options.worker_voting_account`
 * The _worker_ `votes_to_add` and `votes_to_remove` are valid:
 	* if `new_worker_account` = `GRAPHENE_PROXY_TO_SELF_ACCOUNT`