Law and data protection
marg. no.
Abbreviation for marginal number
In short and in plain language
The short form marg. no. means marginal number.
It is a number at the edge of a paragraph. Offices use it in long papers.
Then you can point to one exact spot. The German finance ministry does this in its rules on bookkeeping.
Definition
The abbreviation marg. no. stands for marginal number, a running number at the edge of a paragraph in official guidance documents. The German Federal Ministry of Finance numbers the GoBD in this way, so that individual statements can be cited precisely.