diff --git a/inst/rmarkdown/templates/tf/resources/template.tex b/inst/rmarkdown/templates/tf/resources/template.tex
index e1f7a69d7..861e24633 100644
--- a/inst/rmarkdown/templates/tf/resources/template.tex
+++ b/inst/rmarkdown/templates/tf/resources/template.tex
@@ -1,3 +1,13 @@
+% Template for Taylor & Francis journals
+%
+% Based on the original files distributed by T&F:
+% * interactapasample.tex: v1.05 - August 2017
+% * interactcadsample.tex: v1.04 - May 2023
+% * interactnlmsample.tex: v1.05 - August 2017
+% * interacttfpsample.tex: v1.01 - June 2016
+% * interacttfqsample.tex: v1.05 - August 2017
+% * interacttfssample.tex: v1.05 - August 2017
+
 \documentclass[$for(classoption)$$classoption$$sep$,$endfor$]{interact}
 
 \usepackage{epstopdf}% To incorporate .eps illustrations using PDFLaTeX, etc.