Script for Adobe InDesign to force the application of paragraph style to footnotes. Useful when importing text from a Word file with local formatting.

force_footnotes_paragraph_style.jsx

// based on https://www.id-extras.com/apply-paragraph-style-footnotes/

paragraph_style = document.footnoteOptions.footnoteTextStyle;
if(paragraph_style.name.charAt(0) == "[") {
	alert("Please set a paragraph style for notes in Text > Document footnotes options...");
} else {
	document.stories.everyItem().footnotes.everyItem().texts.everyItem().applyParagraphStyle(paragraph_style, true);
}