Answers might be :
• This tension never surfaces previously, so nothing about that in the Holacracy constitution.
• Adm concerns step is mainly to check how long every circle member will be present during the meeting. So the facilitator is able to organize the way he/her will roll-out the agenda to be sure that the proposer (at least...) is present when processing his/her tensions.
• As every tactical tension can be processed out of the Tac meeting, there's no need to check such Admin concerns in Tac Meeting process…
• And as Bernard-Marie suggested, if needed changes to the Tac process might be made through a policy