Description	Question	Coding
Report identification	Unique study identification #		For example, PES001
	First author—impact evaluation	Surname	Surname
	Other papers used for coding	First author surname and type of paper of any qualitative, descriptive quantitative, process evaluations or project documents used for coding
	General comments	(1) General comments: any general comments on study not coded elsewhere (2) Issues of comparability: please report any potential issues of comparability between different documents (e.g., different documents assess a programme/intervention at different scales [geographic/time scale]). If the issue of comparability related only to a certain secion of a document (e.g., cost data), please put in brackets in relevant cell	Open answer
	Publication date	Year (letter)	XXXX (a)
	Publication type	What is the impact evaluation publication type?	1 = Peer‐reviewed journal 2 = Book chapter/book 3 = Conference paper 4 = Organisation report 5 = Working paper 6 = Implementation document 7 = Other grey 8 = PhD thesis/dissertation
	Funding agency	Who is funding the evaluation/study?	1 = Public institution (e.g., govt, NGO, university, research institute) 2 = Private institution (e.g., private company) 3 = Multilateral Organisation (World Bank, UN) 4 = Foundations 8 = Not clear 9 = Not applicable (Non‐funded)
	Name of funding agency	Please add name of the agency funding the evaluation	Open answer
	Independence of evaluation	What level of independence is there between the impleenting agency and study team?	1 = Funding and author team independent of implementers/funders of programme 2 = Funding independent of implementers/funders of programme, but includes authors from funder/implementer 3 = Evaluation funded and undetaken by funders/implementers 8 = Unclear
	Independent data collection	Has the data been collected by an independent party?	1 = Yes, 2 = No, 8 = Not clear
	Conflict of interest	Is there a potential conflict of interest associated with study which could influence results collected/reported? (e.g., is there a declaration of conflict of interest? Is any of the authors related in any way to the funding or implenting institution?)	1 = Yes, 2 = No, 8 = Not clear
	Comments on conflict of interest	Please add reason for your answer to whether there is a conflict of interest	Open answer
	Language of publication	Language of publication of the impact evaluation, for example, Spanish, English and for forth	Open answer
	Other methods	If the impact evaluation addresses other questions than effectiveness note questions and methods used here	Open answer (this will include, e.g., mixed‐methods to assess implementation, adherence, participant views etc.)
Intervention descriptives	Programme or project name	State the programme or project name. If no name, then list the location (e.g., Town, village etc.)	Open answer
	Intervention type	Indicate type of intervention	1 = PES alone 2 = PES + other intervention
	Type of ecosystem targeted	Indicate the type of ecosystem targeted	1 = Forests 2 = Farmland 3 = Grassland 4 = Mangroves 5 = Wetlands
	Intervention description	Provide descriptive details about the intervention. Include detail on any other intervention provided alongside the PES, including alternative livelihoods strategies, awareness raising activities, increased forest monitoring etc.	Open answer
	Objectives of intervention	Type of objective(s) of intervention	1 = Conservation only 2 = Restoration 3 = Environmentally beneficial/preferable to BAU land‐use 4 = Socioeconomic (livelihoods, poverty reduction etc.) 5 = Other (add description in comments)
	Objectives of intervention	State any objectives stated in study or project document, including whether the study targets both environmental and poverty objectives
	Size of payment	Indicate the size of the regular payment	Open answer, $
	Frequency of payment	Indicate how frequently the payment is made (annual, monthly, etc.)	Open answer
	Method of payment	Indicate how payment made to participants	Open answer
	Conditionality	Indicate the stated conditions of the PES programme	Open answer
	Intervention scale	What is the scale of the intervention?	1 = Local 2 = Regional 2 = National
	Intervention implementing agency	Who is implementing the intervention? State the name (and department) of the implementing agency	Open answer
	Intervention funding agency	Type of funder	1 = Government 2 = User financed (companies using env service) 3 = NGO 4 = Multilateral/bilater organisation 5 = Carbon offset mechanism 6 = Other
	Intervention funding agency	Name of intervention funding agency	Open answer
	Intervention target group	What were the characteristics of beneficiaries used to target the intervention?	Open answer
	Targeting methods	How were beneficiaries targeted for the programme (e.g., how was the targeting implemented)?	Open answer
	Intervention start	Start date (if not stated, state study date) of intervention	XX/XXXX
	Intervention end	State end date (if ongoing state ongoing)	XX/XXXX
	Follow up	How long after the last payment was outcome data collected?	indicate number of months (numerical only). If not clear state so
	Program theory	Do the authors make explicit reference to program theory, theory of change or similar?	1 = Yes, 2 = No, 8 = Not clear
	Program theory	Report any description/statement of program theory as stated by author(s).	Open answer
Context	Country	List countries the study was conducted in	Country 1, Country 2, and so forth.
	Detailed location	If provided, give detailed information on where the study took place within a country, for example regions/districts covered	Open answer
	World Bank Region	Select region(s) the study was conducted in according to World Bank. For more info on region classification see http://data.worldbank.org/country	1 = East Asia & Pacific 2 = Europe & Central Asia 3 = Latin America & Caribbean 4 = Middle East & North Africa 5 = South Asia 6 = Sub‐Saharan Africa
	WB Income category	Select the World Bank income classification of the country at the time of the study	1 = Low income country 2 = Lower‐middle income country 3 = Upper‐middle income country
	REDD+ status	Is the country where the evaluation took place a REDD+ country?	1 = Yes, 2 = No, 3 = Unclear
	Environmental performance index	How does the country rank on the Environmental Perfomance Index: http://epi.yale.edu/?	Open answer—to be filled in after coding complete
	Baseline deforestation rates	Report any data/description on deforestation rates in programme/comparison area	Open answer
	Baseline socioeconomic status of participants	Report any data/description on baseline socio‐economic status of participants	Open answer
	Property right regime	Report any description in the primary evaluation or qualitative documents of the existing property rights regime	Open answer
Process and implementation	Information about program take‐up/adherence (among beneficiaries)	Is there any information about program take‐up/adherence (among beneficiaries)? Commentary by authors should be used when information on program adherence and so forth. is not backed up by some sort of research/when the authors do not report that/how they collected data to assess these areas	1 = Yes, commentary from author; 2 = No; 4 = Yes, formally assessed
	Methods of assessing take‐up/adherence	Which methods are used to assess program take‐up/adherence?	1 = Observation by intervention staff 2 = Reporting by participants 3 = Other 4 = Commentary from author 9 = Not measured
	Results of the assessment of take‐up/adherence	What is the result/information provided of the assessment of program take‐up/adherence?	Open answer
	Information about implementation fidelity/service delivery quality	Is there any information on implementation fidelity/service delivery quality? Commentary by authors should be used when information on program adherence and so forth. is not backed up by some sort of research/when the authors do not report that/how they collected data to assess these areas	1 = Yes, commentary from author; 2 = No; 4 = Yes, formally assessed
	Methods of assessing intervention fidelity	Which methods are used to assess implementation fidelity/service delivery quality	1 = Observation by intervention staff 2 = Reporting by participants 3 = Other 4 = Commentary from author 9 = Not measured
	Results of the assessment of intervention fidelity	What is the result/information provided of the assessment of implementation fidelity/service delivery quality	Open answer
	Other description of process factors	Any other description of process factors not covered above	Open answer
	Barriers and facilitators	Do the study identify any barriers and facilitators not included above?	Open answer
Cost	Cost	Are any unit cost data/cost‐effectiveness estimates provided?	1 = Yes. 2 = No
	Cost details	If yes, report any details of unit cost and/or total cost. Please also report year and currency	Open answer
External Validity	Length of study	Length of study in months (where study length not reported, code as length of intervention, noting that in brackets)	# months, if not reported N/A
	Efficacy or effectiveness trial	Was the intervention implemented under "real world" conditions? By real world we mean a programme implemented independently of the evaluation, either by government, NGO or international agency. For example, the programme is not designed and implemented for the purpose of research	1 = Yes, 2 = No, 9 = N/A
	Personell implementing the programme	Who was in charge of implementing the program?	1 = PI/researchers (study authors); 2 = implementing agency staff, 3 = external agency (eg: survey firm); 4 = others; 8 = not clear
	Sampling frame for the study	State the sampling frame (list of all those within a population who can be sampled, i.e., households, communities) for selection of study participants (i.e., census, etc.).	Open answer
	Author discussion of external validity	Do the authors discuss or explicitly address generalisability/applicability?	Open answer
	Theory	Is there any reference to theory of change underlying intervention?	1 = Yes, 2 = No, 9 = N/A
	Theory based evaluation	Is the study using theory to inform the evaluation design and analysis?	Open answer—describe if and how the authors use theory in the evaluation. Do they for example use it to inform data collection? Do they do any causal chain analysis?
Equity	Consideration of equity	Does the study consider equity?	1 = Yes, 2 = No
	Equity methods	How does the study consider equity?	1 = intervention target a disadvantaged group 2 = study measures inequality 3 = subgroup analysis by dimension of inequity
	Equity dimension	What dimension(s) of equity does the study consider?	1 = gender 2 = socioeconomic status 3 = place of recidence 4 = land ownership 5 = landsize